The Cochrane Collaboration's tool for assessing risk of bias in randomised trials

BMJ-BRITISH MEDICAL JOURNAL

BMJ PUBLISHING GROUP

1. MRC [U.1052.00.011]
2. Cancer Research UK [C-5592]
3. University Research Chair (University of Ottawa)
4. Canadian Institutes of Health Research
5. MRC [G0701659, G0800800] Funding Source: UKRI
6. Medical Research Council [MC_U105285807, G0701659, G0800800] Funding Source: researchfish