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Dating of Pregnancy in First versus Second Trimester in Relation to Post-Term Birth Rate: A Cohort Study
OBJECTIVES: To evaluate in a national standardised setting whether the performance of ultrasound dating during the first rather than the second trimester of pregnancy had consequences regarding the definition of pre- and post-term birth rates. METHODS: A cohort study of 8,551 singleton pregnancies w...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Public Library of Science
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4711898/ https://www.ncbi.nlm.nih.gov/pubmed/26760299 http://dx.doi.org/10.1371/journal.pone.0147109 |