Disability associated with chronic illness.
D000203:Activities of Daily Living; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001315:Australia; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease / Q000150:complications*; D006233:Persons with Disabilities; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D012737:Sex Factors