Health evaluation of the dentist and his wife. I. Historical information.
D000328:Adult; D000367:Age Factors; D000368:Aged; D002908:Chronic Disease / Q000453:epidemiology; D003815:Dentists; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D012737:Sex Factors; D011795:Surveys and Questionnaires