A. Singh, S. B. Rao, B. Sherigar, R. D’souza, S. R., and V. Kaveri, “Comparison of progress of labour and maternofetal outcome among induced versus spontaneous labour in nulliparous women using modified WHO partograph”, Int J Reprod Contracept Obstet Gynecol, vol. 7, no. 2, pp. 415–418, Jan. 2018.