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| Study on the Effect of Cluster Management on the Anxiety Psychology in Patients with Cholelithiasis during ERCP Preoperative Transport |
| LIU Suping, LIU Xiangjie, JIANG Jie, GUO Zhen, YANG Jiejie |
| First-author's address: First Affiliated Hospital of Gannan Medical University, Ganzhou 341000, China |
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