The epidemiologic revolution, national health insurance and the role of health departments.
D002170:Canada; D003695:Delivery of Health Care; D004782:Environmental Health; D004813:Epidemiology / Q000193:education; D006266:Health Education; D006801:Humans; D007348:Insurance, Health; D007883:Legislation, Medical; D008403:Mass Screening; D009026:Mortality; D009313:National Health Programs; D011314:Preventive Health Services; D011634:Public Health; D011635:Public Health Administration; D014481:United States