A. K. Bhattacharya, H. K. Sarma, and A. Das, “Comparison of efficacy of visual inspection with 4% acetic acid, visual inspection with Lugol’s iodine, Pap smear and colposcopy in screening cervical precancerous lesions”, Int J Reprod Contracept Obstet Gynecol, vol. 11, no. 2, pp. 449–454, Jan. 2022.