Ingeberg, H., Miskova, A. and Andzane, D. 2017. Intrapartum ultrasound to predict vaginal labor: a prospective cohort study. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 6, 11 (Oct. 2017), 4778–4781. DOI:https://doi.org/10.18203/2320-1770.ijrcog20174986.