title: Methodological issues in cancer clinical trials: the comparison of therapies.
authors.affiliation: University of Texas System Cancer Center, M.D. Anderson Hospital and Tumor Institute, Houston 77030.
authors.forename: E A
authors.initials: EA
authors.lastname: Gehan
mesh_terms: D001699:Biometry; D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans