TY - Journal of ShanDong First Medical University&ShanDong Academy of Medical Sciences A1 - Luhua MA, Changlu Zheng T1 - Effect of epidural anesthesia combined with general anesthesia on perioperative hemodynamic changes and postoperative cognitive function in elderly patients undergoing abdominal surgery Y1 - 2021-08-25 JF - Journal of ShanDong First Medical University&ShanDong Academy of Medical Sciences JO - Journal of ShanDong First Medical University&ShanDong Academy of Medical Sciences SP - 625 EP - 627 VL - 42 IS - 8 UR - http://xuebao.sdfmu.edu.cn N1 - 10.3969/j.issn.2097-0005.2021.08.016 ER -