Suri Vanita, Aggarwal Neelam, Deo Nandita D, Malhotra Sarla, Vasishta Kala
Department of Obstetrics and Gynecology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
Acta Obstet Gynecol Scand. 2005 Jun;84(6):603-4. doi: 10.1111/j.0001-6349.2005.0037b.x.