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Helicobacter pylori gastric infection is a protection factor for gastroesophageal reflux disease |
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| Authors: | Nogueira-de Rojas José Ramón Jiménez-González Alejandra Cervantes-Solís Carlos |
| Affiliation: | Ense?anza Hospital General SSG, Irapuato, Gto., México. |
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| 本文献已被 PubMed 等数据库收录！ | |