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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Cranberg L. For debate: Do retrospective controls make clinical trials "inherently fallacious?". Br Med J. 1979 Nov 17;2(6200):1265–1266. doi: 10.1136/bmj.2.6200.1265. [DOI] [PMC free article] [PubMed] [Google Scholar]
