Relating health and social contacts to the morale of elderly persons.
D000368:Aged; D001294:Attitude to Health; D003153:Community Health Services; D005260:Female; D006262:Health; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D008875:Middle Aged; D009013:Morale; D010465:Perception; D012494:Sampling Studies; D012917:Social Adjustment; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D014861:Washington