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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- CARTER M. G., ZAMCHECK N. Esophagoscopy in upper gastrointestinal bleeding. N Engl J Med. 1950 Feb 23;242(8):280–283. doi: 10.1056/NEJM195002232420803. [DOI] [PubMed] [Google Scholar]