title: Unsupported off-label use of cancer therapies: new challenges in the era of biopharmaceuticals.
authors.forename: Jonas A
authors.initials: JA
authors.lastname: de Souza
authors.forename: G Caleb
authors.initials: GC
authors.lastname: Alexander
mesh_terms: D001702:Biopharmaceutics; D006801:Humans; D009369:Neoplasms / Q000188:drug therapy*; D056687:Off-Label Use