4. Cohort studies
16:16
5. Case control studies
22:06
3. Randomised controlled trials
20:38
Study Design - Case-control study, Cross-sectional study, Cohort study (Prospective, Retrospective)
3:09
Cohort Study explained
29:20
2. Systematic reviews and meta analysis
5:34
Cohort Studies: A Brief Overview
9:34
1. Introduction to critical appraisal
23:21