Chiossi G, Facchinetti F, Vergani P, Di Tommaso M, et al. Serial cervical length measurements after the 1(st) episode of threatened preterm labor improve prediction of spontaneous delivery prior to 37 weeks' gestation. Ultrasound Obstet Gynecol 2020 Aug 27. doi: 10.1002/uog.22188.
PMID: 32851714