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OBJECTIVE We sought to evaluate the association between prior spontaneous preterm delivery and subsequent pregnancy outcome. STUDY DESIGN A total of 1711 multiparous women with singleton gestations(More)
OBJECTIVE Preterm births occur for many different reasons. Most efforts to identify risk factors for preterm births either ignore cause and consider preterm births as a single entity or examine risk(More)
OBJECTIVE We sought to estimate the risk of spontaneous preterm birth in parous women by use of obstetric history, fetal fibronectin, and sonographic cervical length. STUDY DESIGN The probability(More)