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| Comparison of Sedation Effect of Dexmedetomidine and Midazolam under Combined Spinal-epidural Anesthesia on Elderly Patients Undergoing Hip Replacement |
| MIAO Qian, YE Zhenyuan, ZHANG Pingheng |
| First-author's address: Anesthesiology Department, Shangrao People's Hospital, Shangrao 334000, China |
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