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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- SEVERINGHAUS A. E. Selection of students in the United States. Br Med J. 1954 Aug 28;2(4886):479–482. doi: 10.1136/bmj.2.4886.479. [DOI] [PMC free article] [PubMed] [Google Scholar]
