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John Henry Gaddum's 1940 guidance on controlled clinical trials.

Abstract

Entities: Chemical

Source DB: PubMed Journal: J R Soc Med ISSN： 0141-0768 Impact factor: 18.000

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11 in total

Authors: H K BEECHER
Journal: J Am Med Assoc Date: 1955-12-24

Authors: J H GADDUM
Journal: Proc R Soc Med Date: 1954-03

Authors: A B HILL
Journal: Br Med Bull Date: 1951 Impact factor: 4.291

Authors: Iain Chalmers; Estela Dukan; Scott Podolsky; George Davey Smith
Journal: J R Soc Med Date: 2012-05 Impact factor: 5.344

Authors: A R Cushny; A R Peebles
Journal: J Physiol Date: 1905-07-13 Impact factor: 5.182

Authors:
Journal: Br Med J Date: 1948-10-30

Authors: A B HILL
Journal: N Engl J Med Date: 1952-07-24 Impact factor: 91.245

Authors: Asbjørn Hróbjartsson; Peter C Gøtzsche
Journal: Cochrane Database Syst Rev Date: 2010-01-20

Authors: David Colquhoun
Journal: R Soc Open Sci Date: 2017-12-06 Impact factor: 2.963

Authors: J H Gaddum
Journal: Edinb Med J Date: 1942-12