Cervical assessment and preterm delivery.
J L
JL
Bastien
W R
WR
Kiser
D002584:Cervix Uteri / Q000473:pathology*; D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000473:pathology / Q000517:prevention & control*; D010808:Physical Examination; D011247:Pregnancy