1. Division of Emergency Medicine Department of Emergency and Critical Care Taipei Medical University–Shuang Ho Hospital New Taipei CityTaiwan
2. Department of Emergency School of Medicine College of Medicine Taipei Medical University New Taipei CityTaiwan
3. Graduate Institute of Injury Prevention and Control College of Public Health and Nutrition Taipei Medical University New Taipei CityTaiwan
4. Division of Gastroenterology Department of Internal Medicine Taipei Medical University–Shuang Ho Hospital New Taipei CityTaiwan
5. Division of General Surgery Department of Surgery Taipei Medical University–Shuang Ho Hospital New Taipei CityTaiwan
6. Division of General Surgery Department of Surgery School of Medicine College of Medicine Taipei Medical University New Taipei CityTaiwan
7. Cochrane Taiwan Taipei Medical University Taipei Taiwan