1. The Center for Human Nutrition (CHN), Department of International Health and the Dana Center for Preventive Ophthalmology (DCPO), the Johns Hopkins Schools of Public Health and Medicine, Baltimore, MD 21205
2. The Nepal Nutrition Intervention Project-Sarlahi (NNIPS) and the National Society for the Prevention of Blindness, Kathmandu, Nepal
3. Department of Pediatrics and Kanti Children's Hospital, Tribhuvan University, Kathmandu, Nepal