Fisher, Bradford Hill, and randomization.
Armitage
Peter
P
2 Reading Road, Wallingford, Oxon OX10 9DP, UK. peter.armitage@spc.ox.ac.uk
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*