Baid R, Agarwal R
Department of Gynaecology and Obstetrics, IPGME and R and SSKM Hospital, Kolkata, West Bengal, India.
Department of Cardiology, IPGME and R and SSKM Hospital, Kolkata, West Bengal, India.
J Postgrad Med. 2017 Jul-Sep;63(3):206. doi: 10.4103/jpgm.JPGM_80_17.