is about specifies value of disease subject disease subject disease specification A value specification which describes the name of a disease in a subject that is related to a given investigation, study and/or specimen. Controlled vocabulary. Human specimen source: https://bioportal.bioontology.org/ontologies/DOID or https://www.ncbi.nlm.nih.gov/mesh/1000067 Damion Dooley NIAID GSCID-BRC metadata working group categorical value specification