1. Department of Emergency Medicine, Linkou Chang Gung Memorial Hospital and College of Medicine, Chang Gung University, Taoyuan, ROC
2. Department of Emergency Medicine, National Taiwan University College of Medicine, and National Taiwan University Hospital, Taipei, ROC
3. Forensic and Clinical Toxicology Center, College of Medicine and National Taiwan University Hospital, National Taiwan University, Taipei, ROC
4. Department of Forensic Medicine, College of Medicine, National Taiwan University, Taipei, ROC
5. Department of Nursing, Yuanpei University of Medical Technology, Hsin-Chu, ROC
6. Division of Controlled Drugs, Taiwan Food and Drug Administration, Ministry of Health and Welfare, Taipei, ROC
7. Institute of Environmental & Occupational Health Sciences, School of Medicine, National Yang Ming Chiao Tung University, Taipei, ROC
8. Division of Clinical Toxicology & Occupational Medicine, Department of Medicine, Taipei Veterans General Hospital, Taipei, ROC