Expanding older persons' belief systems.
D000368:Aged / Q000523:psychology*; D001294:Attitude to Health; D005260:Female; D005851:Geriatric Nursing; D006694:Holistic Health; D006801:Humans; D007389:Internal-External Control; D008297:Male; D005082:Physical Exertion; D012064:Relaxation Therapy; D014481:United States