08:13duration 8 minutes 13 seconds
Epi course 1.4 - History - Origins of modern
epi course
12:02duration 12 minutes 2 seconds
Epi course 3.5a - Case-control 1
26:39duration 26 minutes 39 seconds
Epi course 3.4 - Cohort studies
05:16duration 5 minutes 16 seconds
Epi course 3 - Taxonomy
Epi course