Intensive Outpatient Treatment (also known as IOP for Intensive Outpatient Program) is a primary treatment program recommended in some circumstances by a clinical and medical assessment. IOP may be recommended for those who do not need medically-supervised detox.
The genitive is the case (or function) of an inflected form of a noun or pronoun showing ownership, measurement, association, or source. Adjective: genitival. The suffix -'s on nouns is a marker of genitive case in English. Genitive case can also be indicated by an of phrase after a noun.
F. Attributive Genitive - (Sometimes called the Descriptive Genitive .) - The word in the genitive case is being used as an adjective, describing an attribute or quality to the head noun. It can be thought of as a simple adjective modifying the head noun, but with stronger force and emphasis.. Genitive of Direct Object-after certain verbs-Many verbs, such as those of the five physical senses and of emotion, etc., require that their direct object be in the genitive case (as opposed to the accusative case which is normally expected).