title: ABC of AIDS. The virus and the tests.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000175:diagnosis* / Q000517:prevention & control / Q000635:transmission; D000914:Antibodies, Viral / Q000032:analysis*; D004797:Enzyme-Linked Immunosorbent Assay; D006678:HIV / Q000276:immunology* / Q000302:isolation & purification; D006801:Humans
chemical_list: D000914:Antibodies, Viral