title: Fisher, Bradford Hill, and randomization.
authors.affiliation: 2 Reading Road, Wallingford, Oxon OX10 9DP, UK. peter.armitage@spc.ox.ac.uk
authors.forename: Peter
authors.initials: P
authors.lastname: Armitage
mesh_terms: D004739:England; D049673:History, 20th Century; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000266:history*; D012107:Research Design; D013223:Statistics as Topic / Q000266:history*