[Epidemiological studies of prevalence of chief chronic diseases found by health surveys during a period of five years in an area of Tochigi prefecture].
D002908:Chronic Disease / Q000706:statistics & numerical data*; D003625:Data Collection; D016021:Epidemiologic Studies; D006306:Health Surveys; D006801:Humans; D015995:Prevalence
CHRONIC DISEASE/statistics; HEALTH SURVEYS