Authors’ information (optional)
1.  Yasoda Rijal, Maharajgunj Medical Campus, Institute of Medicine, Kathmandu, Nepal. Email: rijalyasoda1221@gmail.com
2.  Suraj Shrestha, Maharajgunj Medical Campus, Institute of Medicine, Kathmandu, Nepal. Email: multisurazz@gmail.com
3.  Laxmi Bogati, Manipal College of Medical Sciences, Teaching Hospital. Email:drlaxmibogati@gmail.com
4.  Priyanka Regmi, Maharajgunj Medical Campus, Institute of   Medicine,Kathmandu  Nepal.Email:priyanka.regmi7@gmail.com
5.  Sushi Shrestha, Maharajgunj Medical Campus, Institute of Medicine, Kathmandu, Nepal. Email:sushishrestha01@gmail.com
6. Prabesh Luitel, Kathmandu Medical College, Kathmandu University Email:prluintel095@gmail.com
7. Chandra Narayan Yadav,Department of  Obstetrics and Gynecology, Tribhuvan University Teaching Hospital, Kathmandu,Nepal.Email:cy87010@gmail.com
8.Bishal Khaniya,Department of  Obstetrics and Gynecology, Tribhuvan University Teaching Hospital, Kathmandu,Nepal.Email:bishalkhaniya92@gmail.com
9. Suvana Maskey,Department of  Obstetrics and Gynecology, Tribhuvan University Teaching Hospital, Kathmandu,Nepal.Email: maskeysuvna@gmail.com