I need to understand the 'PERSON IDENTIFIER (NHS)' attribute. Please find its definition, its format and length, and list the first two Data Elements that use it, along with how it's used in each of those data elements. Please use the website's search functionality to locate the attribute.
Navigate to 'datadictionary.nhs.uk'. Use the search bar (ID 55) to search for 'PERSON IDENTIFIER (NHS)'. Click on the search result link that corresponds to 'PERSON IDENTIFIER (NHS)'. Extract the definition of 'PERSON IDENTIFIER (NHS)'. Extract the 'Format / Length' of 'PERSON IDENTIFIER (NHS)'. In the 'Where Used' section, identify the first two 'Data Element' entries. For each of these two Data Elements, extract their name and the 'How used' description. Synthesize all collected information into a concise answer.
The agent successfully navigates to 'datadictionary.nhs.uk'. The agent successfully uses the search bar to find 'PERSON IDENTIFIER (NHS)'. The agent successfully navigates to the 'PERSON IDENTIFIER (NHS)' attribute page via the search results. The definition of 'PERSON IDENTIFIER (NHS)' is stated as 'A unique identifier for a PERSON within the NHS, assigned by the NHS National Back Office.'. The 'Format / Length' of 'PERSON IDENTIFIER (NHS)' is stated as 'an10'. The first Data Element listed under 'Where Used' is identified as 'PERSON IDENTIFIER' and its usage is 'is the same as attribute PERSON IDENTIFIER (NHS)'. The second Data Element listed under 'Where Used' is identified as 'PATIENT IDENTIFIER' and its usage is 'is the same as attribute PERSON IDENTIFIER (NHS)'. All extracted information is presented clearly and accurately.