1. Department of Obstetrics and Gynecology, INHS Kalyani, Visakhaptnam, Andhra Pradesh, India
2. Department of Medicine, INHS Kalyani, Visakhapatnam, Andhra Pradesh, India
3. Department of Radiology, INHS Kalyani, Visakhaptnam, Andhra Pradesh, India
4. Department of Obstetrics and Gynecology, INHS Asvini, Mumbai, India
5. Department of Obstetrics and Gynecology, VIMS, Ballary, Karnataka, India