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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Connor M. Biochemical screening for Down's syndrome. BMJ. 1993 Jun 26;306(6894):1705–1706. doi: 10.1136/bmj.306.6894.1705. [DOI] [PMC free article] [PubMed] [Google Scholar]
