1. Department of Obstetrics and Gynecology, Postgraduate Institute of Medical Sciences Campus, Rohtak, Haryana, India.
2. Department of Obstetrics and Gynecology, Shaheed Hasan Khan Mewati Government Medical College, Nalhar, Mewat, Haryana, India.
3. Department of Anesthesiology, Shaheed Hasan Khan Mewati Government Medical College, Nalhar, Mewat, Haryana, India.