1. Consultant Prosthodontics and Implantologist, Bihar, India
2. Krishna Dental Clinic, Patna, Bihar, India
3. Department of Prosthodontics, Mithila Minority Dental College and Hospital, Bihar, India
4. Department of Prosthodontics, Crown and Bridge, Vananchal Dental College and Hospital, Garhwa, Jharkhand, India
5. Department of Oral Pathology, Vananchal Dental College and Hospital, Garhwa, Jharkhand, India