Mahammad, S.B., Sunkireddy, N. and M., J. 2023. Transvaginal sonographic cervical length during mid-trimester in predicting preterm labour in asymptomatic singleton pregnancies. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 12, 4 (Mar. 2023), 931–933. DOI:https://doi.org/10.18203/2320-1770.ijrcog20230789.