Kaur, K., B. Kaur, N. Kaur, and G. Kaur. “Intra-Cervical foley’s Catheter or PGE2 Gel for Induction of Labour: Which One Is Better: A Prospective Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 10, no. 5, Apr. 2021, pp. 1802-8, doi:10.18203/2320-1770.ijrcog20211417.