title: Combination trials with 3TC/AZT stopped as clinical benefit shown.
mesh_terms: D019380:Anti-HIV Agents / Q000627:therapeutic use*; D018450:Disease Progression; D004359:Drug Therapy, Combination; D015658:HIV Infections / Q000188:drug therapy*; D006801:Humans; D019259:Lamivudine / Q000627:therapeutic use*; D015337:Multicenter Studies as Topic
chemical_list: D019380:Anti-HIV Agents; D019259:Lamivudine