title: Making the switch--ideas for when therapy fails.
authors.forename: E
authors.initials: E
authors.lastname: Vazquez
mesh_terms: D004352:Drug Resistance, Microbial; D004359:Drug Therapy, Combination; D015658:HIV Infections / Q000188:drug therapy*; D006801:Humans; D016879:Salvage Therapy; D017211:Treatment Failure; D019562:Viral Load