title: Substitution of protease inhibitors during treatment of patients with human immunodeficiency virus infection: frequency, mode, reasons and mid-term outcome.
authors.forename: R
authors.initials: R
authors.lastname: Manfredi
authors.forename: F
authors.initials: F
authors.lastname: Chiodo
mesh_terms: D015658:HIV Infections / Q000188:drug therapy*; D006801:Humans; D011480:Protease Inhibitors / Q000009:adverse effects / Q000627:therapeutic use*; D016879:Salvage Therapy
chemical_list: D011480:Protease Inhibitors