title: Ruminations on infectious disease epidemiology: retrospective, curspective, and prospective.
mesh_terms: D003141:Communicable Diseases / Q000453:epidemiology* / Q000266:history; D004813:Epidemiology / Q000639:trends; D049672:History, 19th Century; D006801:Humans; D010506:Periodicals as Topic / Q000266:history; D014330:Tropical Medicine / Q000639:trends; D014481:United States