1 Poison Center, Mackay Memorial Hospital, Taipei, Taiwan; Emergency Department, Mackay Memorial Hospital, Taipei, Taiwan.
2 Emergency Department, Mackay Memorial Hospital, Taipei, Taiwan.
3 Poison Center, Mackay Memorial Hospital, Taipei, Taiwan; Emergency Department, Mackay Memorial Hospital, Taipei, Taiwan; Department of Medicine, Mackay Medical College, New Taipei City, Taiwan; MacKay Junior College of Medicine, Nursing and Management, Taipei, Taiwan; Yuanpei University of Medical Technology, HsinChu, Taiwan. Electronic address: yjsu.5885@mmh.org.tw.