title: Nutrition and the elderly. An introductory overview.
mesh_terms: D000368:Aged; D000375:Aging; D001823:Body Composition; D002908:Chronic Disease; D004032:Diet; D006801:Humans; D008660:Metabolism; D008954:Models, Biological; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements