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Clinical and epidemiological factors associated with spontaneous preterm birth: a multicentre cohort of low risk nulliparous women
The objective of this study was to determine incidence and risk factors associated with spontaneous preterm birth (sPTB). It was a prospective multicentre cohort study performed in five Brazilian referral maternity hospitals and enrolling nulliparous women at 19–21 weeks. Comprehensive maternal data...
Autores principales: | , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6972868/ https://www.ncbi.nlm.nih.gov/pubmed/31965004 http://dx.doi.org/10.1038/s41598-020-57810-4 |