### ----------------------------------------------------
### -- FHIR
### -- Licenses: Artistic-2.0
### -- Authors: Hugh Simpson
### -- File: t/resources/structureDefinition/SubstanceSpecification.json
### ----------------------------------------------------
### -- Chunk 19 of 21
" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.id",
      "path" : "SubstanceSpecification.structure.isotope.id",
      "representation" : ["xmlAttr"],
      "short" : "Unique id for inter-element referencing",
      "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "Element.id",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.extension",
      "path" : "SubstanceSpecification.structure.isotope.extension",
      "short" : "Additional content defined by implementations",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "alias" : ["extensions",
      "user content"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "Element.extension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.modifierExtension",
      "path" : "SubstanceSpecification.structure.isotope.modifierExtension",
      "short" : "Extensions that cannot be ignored even if unrecognized",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "requirements" : "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "alias" : ["extensions",
      "user content",
      "modifiers"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "BackboneElement.modifierExtension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : true,
      "isModifierReason" : "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.identifier",
      "path" : "SubstanceSpecification.structure.isotope.identifier",
      "short" : "Substance identifier for each non-natural or radioisotope",
      "definition" : "Substance identifier for each non-natural or radioisotope.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.identifier",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "Identifier"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.name",
      "path" : "SubstanceSpecification.structure.isotope.name",
      "short" : "Substance name for each non-natural or radioisotope",
      "definition" : "Substance name for each non-natural or radioisotope.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.name",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.substitution",
      "path" : "SubstanceSpecification.structure.isotope.substitution",
      "short" : "The type of isotopic substitution present in a single substance",
      "definition" : "The type of isotopic substitution present in a single substance.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.substitution",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.halfLife",
      "path" : "SubstanceSpecification.structure.isotope.halfLife",
      "short" : "Half life - for a non-natural nuclide",
      "definition" : "Half life - for a non-natural nuclide.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.halfLife",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "Quantity"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight",
      "short" : "The molecular weight or weight range (for proteins, polymers or nucleic acids)",
      "definition" : "The molecular weight or weight range (for proteins, polymers or nucleic acids).",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.molecularWeight",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "BackboneElement"
      }],
      "constraint" : [{
        "key" : "ele-1",
        "severity" : "error",
        "human" : "All FHIR elements must have a @value or children",
        "expression" : "hasValue() or (children().count() > id.count())",
        "xpath" : "@value|f:*|h:div",
        "source" : "Element"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight.id",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight.id",
      "representation" : ["xmlAttr"],
      "short" : "Unique id for inter-element referencing",
      "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "Element.id",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight.extension",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight.extension",
      "short" : "Additional content defined by implementations",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "alias" : ["extensions",
      "user content"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "Element.extension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight.modifierExtension",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight.modifierExtension",
      "short" : "Extensions that cannot be ignored even if unrecognized",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "requirements" : "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "alias" : ["extensions",
      "user content",
      "modifiers"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "BackboneElement.modifierExtension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : true,
      "isModifierReason" : "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight.method",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight.method",
      "short" : "The method by which the molecular weight was determined",
      "definition" : "The method by which the molecular weight was determined.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.molecularWeight.method",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight.type",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight.type",
      "short" : "Type of molecular weight such as exact, average (also known as. number average), weight average",
      "definition" : "Type of molecular weight such as exact, average (also known as. number average), weight average.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.molecularWeight.type",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.isotope.molecularWeight.amount",
      "path" : "SubstanceSpecification.structure.isotope.molecularWeight.amount",
      "short" : "Used to capture quantitative values for a variety of elements. If only limits are given, the arithmetic mean would be the average. If only a single definite value for a given element is given, it would be captured in this field",
      "definition" : "Used to capture quantitative values for a variety of elements. If only limits are given, the arithmetic mean would be the average. If only a single definite value for a given element is given, it would be captured in this field.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.isotope.molecularWeight.amount",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "Quantity"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.molecularWeight",
      "path" : "SubstanceSpecification.structure.molecularWeight",
      "short" : "The molecular weight or weight range (for proteins, polymers or nucleic acids)",
      "definition" : "The molecular weight or weight range (for proteins, polymers or nucleic acids).",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.molecularWeight",
        "min" : 0,
        "max" : "1"
      },
      "contentReference" : "#SubstanceSpecification.structure.isotope.molecularWeight",
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.source",
      "path" : "SubstanceSpecification.structure.source",
      "short" : "Supporting literature",
      "definition" : "Supporting literature.",
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "SubstanceSpecification.structure.source",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Reference",
        "targetProfile" : ["http://hl7.org/fhir/StructureDefinition/DocumentReference"]
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.representation",
      "path" : "SubstanceSpecification.structure.representation",
      "short" : "Molecular structural representation",
      "definition" : "Molecular structural representation.",
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "SubstanceSpecification.structure.representation",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "BackboneElement"
      }],
      "constraint" : [{
        "key" : "ele-1",
        "severity" : "error",
        "human" : "All FHIR elements must have a @value or children",
        "expression" : "hasValue() or (children().count() > id.count())",
        "xpath" : "@value|f:*|h:div",
        "source" : "Element"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.representation.id",
      "path" : "SubstanceSpecification.structure.representation.id",
      "representation" : ["xmlAttr"],
      "short" : "Unique id for inter-element referencing",
      "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "Element.id",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.representation.extension",
      "path" : "SubstanceSpecification.structure.representation.extension",
      "short" : "Additional content defined by implementations",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "alias" : ["extensions",
      "user content"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "Element.extension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.representation.modifierExtension",
      "path" : "SubstanceSpecification.structure.representation.modifierExtension",
      "short" : "Extensions that cannot be ignored even if unrecognized",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "requirements" : "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "alias" : ["extensions",
      "user content",
      "modifiers"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "BackboneElement.modifierExtension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : true,
      "isModifierReason" : "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "SubstanceSpecification.structure.representation.type",
      "path" : "SubstanceSpecification.structure.representation.type",
      "short" : "The type of structure (e.g. Full, Partial, Representative)",
      "definition" : "The type of structure (e.g. Full, Partial, Representative).",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.representation.type",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.representation.representation",
      "path" : "SubstanceSpecification.structure.representation.representation",
      "short" : "The structural representation as text string in a format e.g. InChI, SMILES, MOLFILE, CDX",
      "definition" : "The structural representation as text string in a format e.g. InChI, SMILES, MOLFILE, CDX.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.representation.representation",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.structure.representation.attachment",
      "path" : "SubstanceSpecification.structure.representation.attachment",
      "short" : "An attached file with the structural representation",
      "definition" : "An attached file with the structural representation.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.structure.representation.attachment",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "Attachment"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.code",
      "path" : "SubstanceSpecification.code",
      "short" : "Codes associated with the substance",
      "definition" : "Codes associated with the substance.",
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "SubstanceSpecification.code",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "BackboneElement"
      }],
      "constraint" : [{
        "key" : "ele-1",
        "severity" : "error",
        "human" : "All FHIR elements must have a @value or children",
        "expression" : "hasValue() or (children().count() > id.count())",
        "xpath" : "@value|f:*|h:div",
        "source" : "Element"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.code.id",
      "path" : "SubstanceSpecification.code.id",
      "representation" : ["xmlAttr"],
      "short" : "Unique id for inter-element referencing",
      "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "Element.id",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.code.extension",
      "path" : "SubstanceSpecification.code.extension",
      "short" : "Additional content defined by implementations",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "alias" : ["extensions",
      "user content"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "Element.extension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.code.modifierExtension",
      "path" : "SubstanceSpecification.code.modifierExtension",
      "short" : "Extensions that cannot be ignored even if unrecognized",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "requirements" : "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "alias" : ["extensions",
      "user content",
      "modifiers"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "BackboneElement.modifierExtension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : true,
      "isModifierReason" : "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "SubstanceSpecification.code.code",
      "path" : "SubstanceSpecification.code.code",
      "short" : "The specific code",
      "definition" : "The specific code.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.code.code",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.code.status",
      "path" : "SubstanceSpecification.code.status",
      "short" : "Status of the code assignment",
      "definition" : "Status of the code assignment.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.code.status",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.code.statusDate",
      "path" : "SubstanceSpecification.code.statusDate",
      "short" : "The date at which the code status is changed as part of the terminology maintenance",
      "definition" : "The date at which the code status is changed as part of the terminology maintenance.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.code.statusDate",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "dateTime"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.code.comment",
      "path" : "SubstanceSpecification.code.comment",
      "short" : "Any comment can be provided in this field, if necessary",
      "definition" : "Any comment can be provided in this field, if necessary.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "SubstanceSpecification.code.comment",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.code.source",
      "path" : "SubstanceSpecification.code.source",
      "short" : "Supporting literature",
      "definition" : "Supporting literature.",
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "SubstanceSpecification.code.source",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Reference",
        "targetProfile" : ["http://hl7.org/fhir/StructureDefinition/DocumentReference"]
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.name",
      "path" : "SubstanceSpecification.name",
      "short" : "Names applicable to this substance",
      "definition" : "Names applicable to this substance.",
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "SubstanceSpecification.name",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "BackboneElement"
      }],
      "constraint" : [{
        "key" : "ele-1",
        "severity" : "error",
        "human" : "All FHIR elements must have a @value or children",
        "expression" : "hasValue() or (children().count() > id.count())",
        "xpath" : "@value|f:*|h:div",
        "source" : "Element"
      }],
      "isModifier" : false,
      "isSummary" : true
    },
    {
      "id" : "SubstanceSpecification.name.id",
      "path" : "SubstanceSpecification.name.id",
      "representation" : ["xmlAttr"],
      "short" : "Unique id for inter-element referencing",
      "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "Element.id",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "string"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.name.extension",
      "path" : "SubstanceSpecification.name.extension",
      "short" : "Additional content defined by implementations",
      "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "alias" : ["extensions",
      "user content"],
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "Element.extension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "isModifier" : false,
      "isSummary" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "SubstanceSpecification.name.modifierExtension",
      "path" : "SubstanceSpecification.name.modifierExtension",
      "short" : "Extensions that cannot be ignored even if unrecognized",
      "definition"