1. Department of Cardiovascular Surgery Sahid Gangalal National Heart Centre Kathmandu Nepal
2. Department of Surgery Nepalese Army Institute of Health Science Kathmandu Nepal
3. Department of General and Gastrointestinal Surgery Nepal Mediciti Lalitpur Nepal
4. Department of General Surgery Madan Bhandari Hospital, and Trauma Center Urlabari Nepal
5. Department of Laboratory medicine and pathology Nepal Mediciti Lalitpur Nepal