Zangmo Rinchen, Kumar Sunesh, Singh Neeta, Meena Jyoti
Department of Obstetrics and Gynecology, All India Institute of Medical Sciences, New Delhi, India.
J Obstet Gynaecol India. 2016 Oct;66(Suppl 2):610-612. doi: 10.1007/s13224-016-0870-6. Epub 2016 Mar 31.