The Challenge of Epidemiology

The Challenge of Epidemiology represents the culmination of a collaborative effort. Two units of the Pan American Health Organization, Health Situation Analysis and Trend Assessment and Health Manpower Development, worked on the book. Dr. Clovis H. Tigre, an epidemiologist with the former, coordinated its production, and a working group of editors comprised of four eminent epidemiologists-Carol Buck of the University of Western Ontario, Alvaro Llopis of the Central University of Venezuela, Enriq