Kaur, T., Garg, S., Kaur, G. and Kaur, H. (2019) “A study of preinduction transvaginal ultrasonographic cervical length and its comparison with bishop score in predicting successful labour”, International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 8(7), pp. 2691–2694. doi: 10.18203/2320-1770.ijrcog20193026.