1 Department of Poisoning and Occupational Diseases, Emergency Medicine, Qilu Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250012, China.
2 Emergency Department, Affiliated the Jianhu Clinical Medical College of Yangzhou University, Yancheng 224700, China.
3 Department of Occupational and Environmental Health, School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan 250012, China.
4 School of Nursing and Rehabilitation, Cheeloo College of Medicine, Shandong University, Nursing Theory & Practice Innovation Research Center of Shandong University, Jinan 250012, China.
5 Department of Geriatric Medicine, Qilu Hospital, Nursing Theory Innovation and Research Center of Shandong University, Cheeloo College of Medicine, Shandong University, Jinan 250012, China.