(Q61835479)
Statements
Frequency of uterine contractions in asymptomatic pregnant women with or without a short cervix on transvaginal ultrasound scan (English)
National Institute of Child Health and Human Development Network of Maternal-Fetal Medicine Units
Jay D Iams
Eberhard Mueller-Heubach
Mitchell P Dombrowski
Cora Macpherson
Robert L Goldenberg