1. Associate Professor in Surgery, Department of General Surgery, Rajah Muthiah Medical College, Annamalai University, Tamilnadu, India.
2. Professor in Surgery, Department of General Surgery, Rajah Muthiah Medical College, Annamalai University, Tamilnadu, India.
3. ost-graduate in Surgery, Department of General Surgery, Rajah Muthiah Medical College, Annamalai University, Tamilnadu, India.