Nursing care of the aged in Japan.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003152:Community Health Nursing / Q000639:trends; D005851:Geriatric Nursing / Q000193:education / Q000639:trends*; D006296:Health Services / Q000706:statistics & numerical data; D006299:Health Services for the Aged / Q000639:trends; D006801:Humans; D007223:Infant; D007564:Japan; D008875:Middle Aged; D011157:Population Dynamics