TY - CHAP M1 - Book, Section TI - Chapter 3. Patterns of Occurrence A1 - Greenberg, Raymond S. A1 - Daniels, Stephen R. A1 - Flanders, W. Dana A1 - Eley, John William A1 - Boring, John R. PY - 2005 T2 - Medical Epidemiology, 4e AB - The distribution of a disease within a population can be characterized by three basic questions: Who develops the disease? Where does the disease occur? When does the disease occur? A rapid and dramatic increase in the occurrence of a disease is referred to as an epidemic. Studies of migrant populations can be used to help distinguish whether a disease is more environmentally or genetically determined. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/04/20 UR - accesspharmacy.mhmedical.com/content.aspx?aid=545209 ER -