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Transcutaneous sonography of the gastroesophageal junction in prospective comparison with endoscopy |
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| Authors: | J Janssen W Johanns M Lehnhardt C Jakobeit L Greiner |
| Affiliation: | Medizinische Klinik A, Klinikum Wuppertal, Universit?t Witten-Herdecke. |
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| 本文献已被 PubMed 等数据库收录！ | |