title: PI monotherapy effective as maintenance.
mesh_terms: D000069446:Atazanavir Sulfate; D015658:HIV Infections / Q000188:drug therapy* / Q000821:virology; D017320:HIV Protease Inhibitors / Q000008:administration & dosage / Q000627:therapeutic use*; D015497:HIV-1 / Q000187:drug effects / Q000502:physiology*; D006801:Humans; D009842:Oligopeptides / Q000008:administration & dosage / Q000627:therapeutic use*; D011725:Pyridines / Q000008:administration & dosage / Q000627:therapeutic use*; D012367:RNA, Viral / Q000097:blood; D019438:Ritonavir / Q000008:administration & dosage / Q000627:therapeutic use*; D016896:Treatment Outcome; D019562:Viral Load
chemical_list: D017320:HIV Protease Inhibitors; D009842:Oligopeptides; D011725:Pyridines; D012367:RNA, Viral; D000069446:Atazanavir Sulfate; D019438:Ritonavir