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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Simpson H., Walker G. When do pregnant women attend for antenatal care? Br Med J. 1980 Jul 12;281(6233):104–107. doi: 10.1136/bmj.281.6233.104. [DOI] [PMC free article] [PubMed] [Google Scholar]
