title: The power of comparative studies.
authors.forename: Roland B
authors.initials: RB
authors.lastname: Walter
authors.forename: Elihu H
authors.initials: EH
authors.lastname: Estey
mesh_terms: D000328:Adult; D000970:Antineoplastic Agents / Q000627:therapeutic use; D018849:Controlled Clinical Trials as Topic; D006801:Humans; D015470:Leukemia, Myeloid, Acute / Q000188:drug therapy*; D011379:Prognosis
chemical_list: D000970:Antineoplastic Agents