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Changes in fetal and neonatal mortality during 40 years by offspring sex: a national registry-based study in Norway
BACKGROUND: There has been a considerable decline in fetal and neonatal mortality in the Western world. The authors hypothesized that this decline has been largest for boys, since boys have a higher risk of fetal and neonatal death. METHODS: The authors used data from the Medical Birth Registry abou...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3645967/ https://www.ncbi.nlm.nih.gov/pubmed/23638921 http://dx.doi.org/10.1186/1471-2393-13-101 |