AIDS screening.
D000163:Acquired Immunodeficiency Syndrome / Q000175:diagnosis* / Q000517:prevention & control; D003951:Diagnostic Errors; D004797:Enzyme-Linked Immunosorbent Assay; D006801:Humans; D011933:Reagent Kits, Diagnostic / Q000592:standards; D014481:United States; D014492:United States Public Health Service
D011933:Reagent Kits, Diagnostic