1. Associate Professor, Department of Chemistry, Chinmaya Degree College.
2. MD, MBBS, HOD, Department of Biochemistry, Sri. Venkateshwara Medical College And Hospital, Pondicherry
3. DNB, DGO, MBBS
4. Institute of Post-graduate Medical Education And Research, A.J.C. Bose Road, Kolkata700020, West Bengal, India