1. Department of Emergency, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan
2. Department of Emergency Medicine, Department of Emergency and Critical Care Medicine, Wan Fang Hospital, Taipei Medical University, Taipei, Taiwan
3. Department of Laboratory Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan
4. Department of Internal Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipeis, Taiwan