1. M.B.B.S, M.D. (Microbiology), Tutor, Department Of Microbiology, Darbhanga Medical College, Laheriasarai, Bihar.
2. M.B.B.S., M.D. (Microbiology), Associate Professor And Head Of Department, Department Of Microbiology, Darbhanga Medical College, Laheriasarai, Bihar.
3. Young Scientist (DST), Institute Of Post-Graduate Medical Education And Research, A.J.C. Bose Road, Kolkata-700020, West Bengal, India.