1. 1Department of Computer Science, Savitribai Phule Pune University, Ganeshkhind, Pune 411 007, India
2. 2Department of Gynecology, Swami Ramanand Teerth Rural Medical College, Ambajogai 431 517, India
3. 3Berkeley Initiative in Soft Computing (BISC), Special Interest Group (SIG), Environment Management Systems (EMS), University of California, 94720-2284 Berkeley, CA, USA; and Row House, Sandhya Nagari, Pune-Wakad Road, Pune 411 027, India, Tel.: +9120-7275307/+917588871607