Nutrition and eating problems of the elderly.
D000368:Aged; D001519:Behavior; D002908:Chronic Disease; D003469:Culture; D004032:Diet; D004435:Eating; D005247:Feeding Behavior; D005260:Female; D005502:Food; D006266:Health Education; D006801:Humans; D008297:Male; D009747:Nutritional Physiological Phenomena; D010549:Personal Satisfaction; D011203:Poverty; D012424:Rural Population; D012737:Sex Factors; D012934:Social Isolation; D014505:Urban Population