title: Role of clinical trials in evaluation of cancer therapy.
authors.forename: M
authors.initials: M
authors.lastname: Baum
mesh_terms: D001943:Breast Neoplasms / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D013629:Tamoxifen / Q000627:therapeutic use*
chemical_list: D013629:Tamoxifen