Dr. Sireen Alkhaldi Slides Intro to Epidemiology Historical Evolution of Epidemiology Natural History of Disease and Chain of Infection Dr. Sireen Alkhaldi activities Epi incidence Prevalence Dr. Sireen Alkhaldi Lectures Lecture 1: Introduction to epidemiology Lecture 2: Historical evolution of epidemiology Lecture 3: Natural history of disease and chain of infection Extra material First activity explanation by huda baidoun