Jeyakumar, A. M., and S. Mohanapu. “A Comparison of Cervical Cancer Screening Methods: Pap Smear, Liquid Based Cytology and VIA VILI”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 8, no. 5, Apr. 2019, pp. 1738-44, doi:10.18203/2320-1770.ijrcog20191505.