1. Department of Poisoning and Occupational Diseases, Emergency Medicine, Qilu Hospital of Shandong University, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, 250012, China
2. School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, Shandong 250012, China
3. School of Nursing and Rehabilitation, Cheeloo College of Medicine, Shandong University, Jinan, Shandong 250012, China
4. Shandong University of Traditional Chinese Medicine, Jinan, Shandong 250012, China