Mishra Nalini, Agrawal Sumi, Gulabani Kanchan, Shrivastava Chandrashekhar
Pt. J N M Medical College & BRAM Hospital Raipur (C.G.), 27/272 New Shanti Nagar, Raipur, C.G. 492001 India.
J Obstet Gynaecol India. 2016 Feb;66(1):63-7. doi: 10.1007/s13224-015-0818-2. Epub 2015 Dec 22.