Communicative aspects of aging.
D000368:Aged; D000375:Aging; D001037:Aphasia / Q000175:diagnosis; D001072:Apraxias / Q000175:diagnosis; D003142:Communication; D004401:Dysarthria / Q000175:diagnosis; D006311:Hearing Disorders / Q000175:diagnosis; D006801:Humans; D007360:Intelligence; D008568:Memory; D008875:Middle Aged; D013060:Speech; D014831:Voice