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Effects of ultrasound pregnancy dating on neonatal morbidity in late preterm and early term male infants: a register-based cohort study
BACKGROUND: Assessing gestational age by ultrasound can introduce a systematic bias due to sex differences in early growth. METHODS: This cohort study included data on 1,314,602 births recorded in the Swedish Medical Birth Register. We compared rates of prematurity-related adverse outcomes in male i...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5088647/ https://www.ncbi.nlm.nih.gov/pubmed/27799069 http://dx.doi.org/10.1186/s12884-016-1129-z |