Thakur Geetika, Karmakar Paramita, Gupta Parikshaa, Saha S C
PGIMER: Postgraduate Institute of Medical Education and Research, Chandigarh, Chandigarh, India.
J Obstet Gynaecol India. 2021 Dec;71(6):629-632. doi: 10.1007/s13224-021-01493-y. Epub 2021 May 17.