1 Department of Anesthesiology, Qilu Hospital (Qingdao), Cheeloo College of Medicine, Shandong University, Qingdao, China.
2 Department of Hand and Foot Surgery, Qilu Hospital (Qingdao), Cheeloo College of Medicine, Shandong University, Qingdao, China; Laboratory of Qingdao in Medicine and Engineering, Qilu Hospital (Qingdao), Cheeloo College of Medicine, Shandong University, Qingdao, China.
3 Department of Rheumatology, Qilu Hospital (Qingdao), Cheeloo College of Medicine, Shandong University, Qingdao, China. Electronic address: panzhenglun@126.com.
4 Department of Anesthesiology, Qilu Hospital (Qingdao), Cheeloo College of Medicine, Shandong University, Qingdao, China. Electronic address: weipenghuihui@sina.com.