S. Salim, B. Parameswaran, and D. Balakrishnan, “Evaluation of accuracy of transvaginal ultrasound in lower uterine segment caesarean scar integrity and histomorphometric analysis of scar tissue: a prospective study”, Int J Reprod Contracept Obstet Gynecol, vol. 9, no. 12, pp. 4874–4877, Nov. 2020.