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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Howie J. Threat to the PHLS. Br Med J (Clin Res Ed) 1985 Feb 23;290(6468):579–580. doi: 10.1136/bmj.290.6468.579. [DOI] [PMC free article] [PubMed] [Google Scholar]