1. MBBS, M.S. (ENT), Assistant Professor, Department of ENT, Darbhanga Medical College & Hospital, Laheriasarai, Bihar.
2. MBBS (Hons.), M.S. (ENT), Associate Professor, Department of ENT, Darbhanga Medical College & Hospital, Laheriasarai, Bihar.
3. Young Scientist (DST), Institute of Post-Graduate Medical Education and Research, A.J.C. Bose Road, Kolkata-700020, West Bengal, India.