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Hyperemesis gravidarum in the Medical Birth Registry of Norway – a validity study
BACKGROUND: Valid registration of medical information is essential for the quality of registry-based research. Hyperemesis gravidarum (HG) is characterized by severe nausea and vomiting, weight loss and electrolyte imbalance starting before 22nd gestational week. Given the fact that HG is a generall...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2012
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3534526/ https://www.ncbi.nlm.nih.gov/pubmed/23095718 http://dx.doi.org/10.1186/1471-2393-12-115 |