In Reply.
Department of Obstetrics and Gynecology, Columbia University, New York, New York.
Alexander M
AM
Friedman
Cande V
CV
Ananth
Jason D
JD
Wright
D023802:Cerclage, Cervical; D005260:Female; D006801:Humans; D011247:Pregnancy; D047928:Premature Birth; D002581:Uterine Cervical Incompetence / Q000601:surgery*