American Journal of Obstetrics and Gynecology · 1991 · 50 citations · 0 references
MedicineObstetricsPediatricsHigh-risk PregnancyMaternal-fetal MedicinePreterm BirthEtiology Of Preterm BirthPregnancyPreterm Birth EpidemiologyPreterm LaborRisk Factors For Preterm BirthScreening For Preterm BirthPreterm Birth IncidencePreterm Birth Risk ReductionPreterm Birth Risk Stratification