Common disability of the elderly and its prevention.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000375:Aging; D002648:Child; D002675:Child, Preschool; D006233:Persons with Disabilities; D006801:Humans; D007223:Infant; D008875:Middle Aged; D011322:Primary Prevention