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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Barnes P. J. Asthma: what is there left to find out? BMJ. 1993 Oct 2;307(6908):814–815. doi: 10.1136/bmj.307.6908.814. [DOI] [PMC free article] [PubMed] [Google Scholar]
