Yotwimonwat, T., R. Lertkhachonsuk, S. Triratanachat, D. Tresukosol, and S. Niruthisard. “Prevalence of Abnormal Cervical Cytology According to The Bethesda System, at King Chulalongkorn Memorial Hospital”. Thai Journal of Obstetrics and Gynaecology, vol. 14, no. 4, July 2017, p. 277, https://he02.tci-thaijo.org/index.php/tjog/article/view/92493.