Case-control study explained
3:29
Randomized control trial (RCT) explained
20:38
Study Design - Case-control study, Cross-sectional study, Cohort study (Prospective, Retrospective)
7:48
Using Odds ratio in case control studies
7:33
Case control and cohort studies
3:09
Cohort Study explained
5:36
Case Control vs. Cohort Study || USMLE
4:53
Case-Control Studies: A Brief Overview
14:19