53:25

(EN01) Introduction: Environmental Public Health Practice

36:13

(A002) Determinants of Public Health

17:03

Observational Studies

46:13

Epidemiology Lecture - Part 1

20:38

Study Design - Case-control study, Cross-sectional study, Cohort study (Prospective, Retrospective)

40:10

(A003) Ecologic Models and Public Health Practice

51:55

Epidemiology and Biostatistics: Introduction – Epidemiology | Lecturio

35:57

(A023) Childhood Obesity: Injury and Noninfectious Disease Control, Part 2