1. Department of Emergency Medicine, MacKay Memorial Hospital, Taipei 10449, Taiwan
2. Department of Emergency Medicine, MacKay Memorial Hospital, Tamshui Branch, New Taipei City 251020, Taiwan
3. Toxicology Division, Department of Emergency Medicine, MacKay Memorial Hospital, Taipei 10449, Taiwan
4. Department of Medicine, MacKay Medical College, New Taipei City 25245, Taiwan
5. MacKay Junior College of Medicine, Nursing, and Management, Taipei 11260, Taiwan
6. Department of Nursing, Yuanpei University of Medical Technology, Hsinchu 300, Taiwan