title: Commentary on Hey and Kimmelman.
authors: Biometric Research Branch, National Cancer Institute, Bethesda, MD, USA korne@ctep.nci.nih.gov.
authors: Edward L
authors: EL
authors: Korn
authors: Biometric Research Branch, National Cancer Institute, Bethesda, MD, USA.
authors: Boris
authors: B
authors: Freidlin
mesh_terms: D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000941:ethics*; D012107:Research Design