title: Dilemmas in the development of cytoxic drug analogues.
authors.affiliation: Cancer Clinical Trials Evaluation Unit, Istituto Mario Negri, Milano, Italy.
authors.forename: S
authors.initials: S
authors.lastname: Marsoni
mesh_terms: D000970:Antineoplastic Agents / Q000009:adverse effects / Q000627:therapeutic use*; D004341:Drug Evaluation / Q000379:methods*; D006801:Humans
chemical_list: D000970:Antineoplastic Agents