Epidemiology - Rodolfo (Honorary Director of Research in Epidemiology at the Italian National Research Council at Pisa Saracci - Bog

Epidemiology is the study of the changing patterns of disease. It is a vital field, central to the health of society, to the identification of causes of disease, and to their management and prevention. This Very Short Introduction dispels some of the myths relating to clinical trials, vaccination campaigns, and statistics concerning disease.