Society for Essential Health Action and Training, New Delhi, India. Society for Applied Studies, New Delhi, India. Department of Pediatrics, Sitaram Bhartia Institute of Science and Research, New Delhi, India. Department of Nutrition, Institute of Basic Medical Sciences, University of Oslo, Norway. Diabetes Unit, King Edward Memorial Hospital, Rasta Peth, Pune, India. Innlandet Hospital Trust, Lillehammer, Norway; Centre for International Health, University of Bergen, Norway. Electronic address: tors@me.com.