Gestational age at cervical length measurement and incidence of preterm birth.
Nathan S
NS
Fox
D000886:Anthropometry / Q000379:methods; D002584:Cervix Uteri / Q000033:anatomy & histology*; D005260:Female; D005865:Gestational Age; D006801:Humans; D011237:Predictive Value of Tests; D011247:Pregnancy; D047928:Premature Birth / Q000175:diagnosis*; D016216:Ultrasonography, Prenatal / Q000379:methods*; D054928:Validation Studies as Topic