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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- UNGLEY C. C., CAMPBELL H. Vitamin B12 in pernicious anaemia; parenteral administration. Br Med J. 1949 Dec 17;2(4641):1370–1377. doi: 10.1136/bmj.2.4641.1370. [DOI] [PMC free article] [PubMed] [Google Scholar]
