Gaddum JH (1940)
- Chalmers I, Matthews R, Glasziou P, Boutron I, Armitage P (2023).
Analysis of clinical trial by Treatment Allocated or by Treatment Received? Applying ‘the intention-to-treat principle’.
- Marson Smith P, Colquhoun D, Chalmers I (2019).
John Henry Gaddum’s 1940 guidance on controlled clinical trials.
- Individual patient data
- Fair tests of treatments
- The play of chance
- Bringing it all together for the benefit of patients and the public