1. School of Medical Science & Technology, Indian Institute of Technology Kharagpur, Kharagpur, India
2. Department of Obstetrics & Gynaecology, Midnapore Medical College and Hospital, Midnapore, India
3. Department of Microbiology, Midnapore Medical College and Hospital, Midnapore, India
4. Department of Paediatrics and Neonatology, Midnapore Medical College and Hospital, Midnapore, India
5. Antenatal Clinic, Kharagpur Sub Divisional Hospital, Kharagpur, India
6. Antenatal Clinic & Baby Clinic, South Eastern Railway Hospital, South Eastern Railway, Kharagpur, India