Cardiac conditions.
D000368:Aged; D000369:Aged, 80 and over; D002318:Cardiovascular Diseases / Q000453:epidemiology / Q000523:psychology* / Q000628:therapy; D005260:Female; D005853:Geriatrics; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000209:etiology / Q000628:therapy; D015201:Meta-Analysis as Topic; D015995:Prevalence; D016032:Randomized Controlled Trials as Topic; D012944:Social Support; D014481:United States / Q000453:epidemiology