S D Craigo. Show Affiliations »
Abstract
Mesh: See more » Cervix Uteri/anatomy & histologyCervix Uteri/diagnostic imagingFemaleHumansObstetric Labor, Premature/etiologyPregnancyRisk FactorsSensitivity and SpecificityUltrasonography, PrenatalUterine Cervical Incompetence/complicationsUterine Cervical Incompetence/diagnostic imaging
Year: 1996 PMID: 8569830 DOI: 10.1056/NEJM199602293340910
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245