After assigning the annotation definition "Identifier" to Patient_ID, you must assign annotation definitions to the rest of the fields. Click the "Assign Annotation Definition" link in the second row of the Annotation Definition column on the Define Fields for Subject Data page.
Description of "Define Fields For Subject Data" Page
Back on the "Define Fields for Subject Data" page, click on the "Assign Annotation Definition" link in the second row of the Annotation Definition column.
