1. MS, Associate Professor, Department of General Surgery, Medical College, Kolkata, Kolkata – 700073
2. MS, MCh, AssistantProfessor, Department of Urology, Institute ofPost Graduate Medical EducationAndResearch,Kolkata -700020,WestBengal,India.
3. MS, Registrar, Columbia Asia Hospital, Salt Lake, Kolkata
4. Young Scientist DST, Institute of Post-graduate Medical Education And Research, A.J.C. Bose Road, Kolkata-700020, West Bengal, India