1. Department of Anesthesiology, Ya’an People’s Hospital, Ya’an, Sichuan, China (mainland)
2. Department of Anesthesiology, The 1st People’s Hospital of Yibin, Yibin, Sichuan, China (mainland)
3. Department of Anesthesiology, The Affiliated Hospital of Southwest Medical University, Luzhou, Sichuan, China (mainland)
4. Key Laboratory of Medical Electrophysiology, Ministry of Education, Collaborative Innovation Center for Prevention and Treatment of Cardiovascular Disease/Institute of Cardiovascular Research, Southwest Medical University, Luzhou, Sichuan, China (mainland)