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| Effect of Endoscopic Hemostasis in the Treatment of Acute Nonvariceal Upper Gastrointestinal Bleeding |
| ZHANG Xiulian, GUAN Congcong, CHEN Feixu |
| First-author's address: Department of Gastroenterology, Beijing Jiangong Hospital, Beijing 100054, China |
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Received: 06 November 2023
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