1. Department of Community Medicine, Universal College of Medical Science and Teaching Hospital, Tribhuvan University, Rupandehi, Bhairahawa, Nepal
2. Universal College of Nursing Science and Teaching Hospital, Tribhuvan University, Rupandehi, Bhairahawa, Nepal
3. Department of Pediatrics, Universal College of Medical Science and Teaching Hospital, Tribhuvan University, Rupandehi, Bhairahawa, Nepal
4. School of Public Health and Department of Community Medicine, Chitwan Medical College and Teaching Hospital, Tribhuvan University, Bharatpur, Nepal