American Journal of Obstetrics and Gynecology · 1997 · 136 citations · 11 references
MedicineGynecologyObstetricsMaternal-fetal MedicineObstetric UltrasoundPreterm BirthCervical UltrasonographyFetal Anomaly DetectionGestational Age EstimationPrenatal CarePrenatal Risk AssessmentScreening For Preterm BirthFirst-trimester Cervical AssessmentPregnancy Cervical ExaminationSecond-trimester Cervical AssessmentSonographic Cervical BiometryTransvaginal Cervical UltrasonographyTransvaginal Cervical UltrasoundTwin Pregnancy ScreeningTwin Pregnancy Testing
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The Length of the Cervix and the Risk of Spontaneous Premature Delivery
Jay D. Iams, Robert L. Goldenberg, Elizabeth Thom et al. · New England Journal of Medicine · 1996 · 1.9K citations · Full text
The origin and outcome of preterm twin pregnancies
M. Gardner, R GOLDENBERG, Suzanne Cliver et al. · Obstetrics and Gynecology · 1995 · 281 citations