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Blunt tipped needle catheter for cannulation of the minor papilla |
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| Authors: | Paul F. Schleinitz Ronald M. Katon |
| Affiliation: | Department of Medicine, Division of Gastroenterology, Oregon Health Sciences University, Portland, Oregon |
| Abstract: | |
| Keywords: | Reprint requests: R. M. Katon MD Department of Medicine Division of Gastroenterology 3181 SW Sam Jackson Park Road Oregon Health Sciences University Portland Oregon 97201. |
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