1. 1B. P. Koirala Institute of Health Sciences, Dharan, Nepal;
2. 2Sukraraj Tropical and Infectious Disease Hospital, Teku, Kathmandu, Nepal;
3. 3Department of Primary Care and Public Health, School of Public Health, Imperial College London, London, United Kingdom;
4. 4Department of Global Health and Development, London School of Hygiene and Tropical Medicine, London, United Kingdom;
5. 5Nepalese Society of Community Medicine, Lalitpur, Nepal