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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Coward K. H., Key K. M. Simplification of vitamin tests: The effect of giving doses half-weekly for vitamin A tests, and once only for vitamin D tests, instead of giving doses daily. Biochem J. 1934;28(3):870–874. doi: 10.1042/bj0280870. [DOI] [PMC free article] [PubMed] [Google Scholar]
