1. National family Health Survey (NFHS II) 1998–99. International Institute for Population Sciences, Mumbai 2000: 266–274
2. Bamji MS, Lakshami AV. Less recognized mincronutrient deficiencies in India.Bull Nutr Foundation India 1998; 19 (2): 5–8.
3. Enriching Lives.Overcoming Vitamin and Mineral Malnutrition in Developing Countries. World Bank Publication, Washington DC 1994; 6–13.
4. Vijayraghavan K, Balakrishna N, Antony G M.Report on Food and Nutrient Intakes of Individuals. National Nutrition Monitoring Bureau. National Institute of Nutrition, Hyderabad 2000.
5. Gershwin ME, Beach RS, Hurley LS. The potential impact of nutritional factors on immunological responsiveness. InNutrition and Immunity. Academic Press, 1985; p 1–7.