Emergency Physician Branch Chinese Medical Doctor Association Beijing ChinaEmergency Medicine Branch Chinese Medical Association Beijing ChinaEmergency Medicine Professional Committee of the Whole Army Beijing ChinaChinese Emergency Medicine Partnerships Beijing ChinaBeijing Emergency Medical Association Beijing China;
Peking Union Medical College Hospital Beijing China;
Peking Union Medical College Hospital Beijing China;
Peking Union Medical College Hospital Beijing China;
Hong Kong Prince of Wales Hospital Hongkong China;
Hainan Medical University Ha ikou China;
the 4th Medical Center of the PLA General Hospital Beijing China;
Peking Union Medical College Hospital Beijing China;
diagnosis; treatment; statement;