Cohort Study
ejercicios de epidemiologia
Clinical Trial / Cohort Study
Epidemiology 101
Epidemiology / Relative Risk
relazione
Tobacco Smoking / Benzene
Lec10CohortStudies(Revised07)
Cohort Study / Research Methods
CLASE 1 Tipos de Estudios Epidemiologicos
Cohort Study / Epidemiology
Critical Appraisal of Epidemiological Study
Cohort Study / Epidemiology
