Yadav, Kamlesh, Monika Ranga, and Ankur Nama. “Comparative Study of Induced and Spontaneous Labour in Nulliparous Women Using Modified WHO Partograph”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 9, no. 5 (April 28, 2020): 2014–2019. Accessed December 29, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/8245.