V. Sharmilaa, S. Saichandrana, T. A. Babu*a & D. Singhaa Department of Obstetrics and Gynecology, Indira Gandhi Medical College and Research Institute (IGMC&RI), Puducherry, IndiaCorrespondence: T. A. Babu, Indira Gandhi Medical College and Research Institute (IGMC&RI), Puducherry, India. E-mail: babuarun@yahoo.com