title: Mortality reduced by ritonavir.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000188:drug therapy* / Q000401:mortality*; D019380:Anti-HIV Agents / Q000009:adverse effects / Q000627:therapeutic use*; D018791:CD4 Lymphocyte Count; D004311:Double-Blind Method; D005500:Follow-Up Studies; D017320:HIV Protease Inhibitors / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D010919:Placebos; D019438:Ritonavir / Q000009:adverse effects / Q000627:therapeutic use*; D013997:Time Factors
chemical_list: D019380:Anti-HIV Agents; D017320:HIV Protease Inhibitors; D010919:Placebos; D019438:Ritonavir