title: A change in scientific approach: from alternation to randomised allocation in clinical trials in the 1940s.
authors.affiliation: National Institute for Medical Research, London NW7 1AA.
authors.forename: P
authors.initials: P
authors.lastname: D'Arcy Hart
mesh_terms: D000904:Antibiotics, Antitubercular / Q000266:history / Q000627:therapeutic use; D003139:Common Cold / Q000188:drug therapy / Q000266:history; D018849:Controlled Clinical Trials as Topic / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D010365:Patulin / Q000266:history / Q000627:therapeutic use; D016032:Randomized Controlled Trials as Topic / Q000266:history*; D013307:Streptomycin / Q000266:history / Q000627:therapeutic use; D014376:Tuberculosis / Q000188:drug therapy / Q000266:history
chemical_list: D000904:Antibiotics, Antitubercular; D010365:Patulin; D013307:Streptomycin