1. Post Graduate Student, Oral & Maxillofacial Surgery, Buddha Institute of Dental Sciences & Hospital, Patna, Bihar, India
2. Unit of Craniomaxillofacial Surgery, Post Graduate Institute of Dental Education & Indira Gandhi Institute of Medical Sciences, Patna, Bihar, India
3. Additional Professor, Oral Medicine & Radiology, PGIDER, Indira Gandhi Institute of Medical Sciences, Patna, Bihar, India
4. Additional Professor, Conservative Dentistry & Endodontics, Postgraduate Institute of Dental Education & Research Indira Gandhi Institute of Medical Sciences, Patna, Bihar, India
5. Chief, Post Graduate Institute of Dental Education & Research (PGDIER), Indira Gandhi Institute of Medical Sciences, Patna, Bihar, India,