M. D. Choudhury, S. S. Ghose, and M. Y. Dharmamer, “A comparative study to see the effectiveness of Pap smear, visual inspection with 3-5% acetic acid and its confirmation by cervical biopsy”, Int J Reprod Contracept Obstet Gynecol, vol. 9, no. 2, pp. 715–719, Jan. 2020.