Khan, Samira, et al. “Accuracy of Cytology, Visual Inspection With Acetic Acid or lugol’s Iodine in Cervical Cancer Screening”. Nepal Journal of Obstetrics and Gynaecology, vol. 2, no. 2, Nov. 2008, pp. 48-53, https://nepjol.info./index.php/NJOG/article/view/1455.