title: 'U' discovers transmission of AZT-resistant AIDS.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000188:drug therapy*; D004351:Drug Resistance; D006678:HIV / Q000187:drug effects*; D006801:Humans; D015215:Zidovudine / Q000627:therapeutic use*
chemical_list: D015215:Zidovudine