1. Department of Oral and Maxillofacial Surgery National Medical College and Teaching Hospital Birgunj Nepal
2. Department of Oral Pathology College of Medical Sciences Bharatpur Nepal
3. Department of Oral and Maxillofacial Surgery B.P. Koirala Institute of Health Sciences Dharan Nepal
4. Department of Oral and Maxillofacial Surgery KIST Medical College and Teaching Hospital Kathmandu Nepal