1. Department of Laboratory, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, Shandong, China
2. Department of Anesthesia and Perioperative Medicine, Dongying Hospital of Traditional Chinese Medicine, Dongying, Shandong, China
3. Department of Neurosurgery, The First Affiliated Hospital of Xiamen University, Xiamen, Fujian, China