1. MBBS, M.S. (Obs.&Gynae.),Senior Resident, Department of Obstetrics and Gynaecology, Darbhanga Medical College & Hospital, Laheriasarai, Bihar.
2. MBBS, M.D. (Radio-diagnosis), Senior Resident, Department of Radio-diagnosis, Darbhanga Medical College & Hospital, Laheriasarai, Bihar.
3. Professor and Head of Department,Department of Obstetrics and Gynaecology, Darbhanga Medical College & Hospital, Laheriasarai, Bihar.
4. Young Scientist (DST) Institute of Post-Graduate Medical Education and Research, A.J.C. Bose Road, Kolkata - 700020, West Bengal, India