Symposium: The geriatric patient--Profile of the aged.
D000368:Aged; D002648:Child; D005853:Geriatrics / Q000266:history*; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008017:Life Expectancy; D008875:Middle Aged