title: The efficacy of zidovudine is time limited.
authors.forename: D S
authors.initials: DS
authors.lastname: Berman
authors.forename: B D
authors.initials: BD
authors.lastname: Wenglin
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000188:drug therapy* / Q000401:mortality; D006801:Humans; D015996:Survival Rate; D015215:Zidovudine / Q000627:therapeutic use*
chemical_list: D015215:Zidovudine