biostudies-literatureUnknown330(7497)Mamdani MBMJ (Clinical research ed.)960-2https://www.ebi.ac.uk/biostudies/studies/S-EPMC556348biostudies-literatureReader's guide to critical appraisal of cohort studies: 2. Assessing potential for confounding.PMC556348Mamdani MNormand SLStreiner DLLi PAustin PCAnderson GMRochon PASykora KfalseReader's guide to critical appraisal of cohort studies: 2. Assessing potential for confounding.2005-01-01T00:00:00Z2005 Apr2025-04-19T11:27:56.56Z2025-04-19T11:27:56.56ZS-EPMC5563481584598210.1136/bmj.330.7497.960