The contribution of vitamin A to public health.

摘要: Vitamin A deficiency among children in developing countries remains the leading cause of preventable severe visual impairment and blindness, is a significant contributor to infections death, particularly from diarrhea measles. also likely increase vulnerability other illnesses both women children, such as iron-deficiency anemia, may be an important factor contributing poor maternal performance during pregnancy lactation growth deficits children. Benefits public health can expected by improving vitamin status deficient populations through appropriate mix acceptable, affordable, available programs including promotion breast-feeding, control infections, dietary diversification, food fortification, supplementation. include not only improved welfare for individuals their families, but chances survival estimated 254 million