Sankanarayanan, R. “International Symposium on Cervical Cancer Problems in Southeast Asia, November 2000, Nakorn Nayok, THAILAND”. Thai Journal of Obstetrics and Gynaecology, vol. 13, no. 1, Sept. 2017, pp. 5-13, https://he02.tci-thaijo.org/index.php/tjog/article/view/99713.