1. Emergency Department, State Key Laboratory for Complex Severe and Rare Diseases, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing
2. Department of Emergency Medicine, First Affiliated Hospital of Zhengzhou University, Zhengzhou, China
3. Department of Emergency Medicine, Penn State Health, Milton S. Hershey Medical Center and Pennsylvania State University College of Medicine, Hershey, Pennsylvania, USA