Roy, T. S. “Post‑caesarean Vesicouterine Fistula: Youssef’s Syndrome a Case Report”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 11, no. 12, Nov. 2022, pp. 3431-4, doi:10.18203/2320-1770.ijrcog20223150.