1. Final Post Graduate, Department of General Surgery, Rajah Muthiah Medical College, Annamalai University, Chidambaram, Tamil Nadu, India.
2. Associate Professor, Department of General Surgery, Rajah Muthiah Medical College, Annamalai University, Chidambaram, Tamil Nadu, India
3. Professor, Chief and HOD, Department of General Surgery, Rajah Muthiah Medical College, Annamalai University, Chidambaram, Tamil Nadu, India.