title: Phase II trials of drug combinations: fairytales or fact?
authors.forename: Jaap
authors.initials: J
authors.lastname: Verweij
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D001859:Bone Neoplasms / Q000188:drug therapy*; D017322:Clinical Trials, Phase II as Topic; D006801:Humans; D035583:Rare Diseases / Q000188:drug therapy*; D012509:Sarcoma / Q000188:drug therapy*