title: Diagnosis and staging of HIV infection.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000145:classification* / Q000175:diagnosis; D000945:Antigens, Differentiation, T-Lymphocyte / Q000032:analysis; D004797:Enzyme-Linked Immunosorbent Assay; D015488:HIV Antigens / Q000032:analysis; D006801:Humans; D001613:beta 2-Microglobulin / Q000032:analysis
chemical_list: D000945:Antigens, Differentiation, T-Lymphocyte; D015488:HIV Antigens; D001613:beta 2-Microglobulin