Nutrition and aging in technically underdeveloped societies.
D000368:Aged; D000375:Aging; D003153:Community Health Services; D003469:Culture; D003906:Developing Countries; D005544:Forecasting; D006266:Health Education; D006275:Health Facility Planning; D006801:Humans; D009747:Nutritional Physiological Phenomena; D010347:Patient Care Planning; D011203:Poverty; D012959:Socioeconomic Factors