1. Junior Resident, Department of Community Medicine, Institute of Post Graduate Medical Education and Research, Kolkata, West Bengal, India
2. Associate Professor, Department of Community Medicine, Institute of Post Graduate Medical Education and Research, Kolkata, West Bengal, India
3. Assistant Professor, Department of Community Medicine, Institute of Post Graduate Medical Education and Research, Kolkata, West Bengal, India
4. Professor and Head, Department of Community Medicine, Institute of Post Graduate Medical Education and Research, Kolkata, West Bengal, India
5. Senior Resident, Department of Community Medicine, Institute of Post Graduate Medical Education and Research, Kolkata, West Bengal, India