A comparison of upper gastrointestinal endoscopy and radiography.
| Autor: | Martin, Thomas R., Vennes, Jack A., Silvis, Stephen E., Ansel, Howard J., Martin, T R, Vennes, J A, Silvis, S E, Ansel, H J |
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| Zdroj: | Journal of Clinical Gastroenterology; Mar1980, Vol. 2 Issue 1, p21-25, 5p |
| Databáze: | Complementary Index |
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