1. Department of Extracorporeal Circulation; State Key Laboratory of Cardiovascular Disease; Fuwai Hospital; National Center for Cardiovascular Diseases; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
2. Department of Extracorporeal Circulation; Beijing Anzhen Hospital; Capital Medical University; Beijing China
3. Key laboratory of Clinical Trial Research in Cardiovascular Drugs; Ministry of Health; State Key Laboratory of Cardiovascular Disease; Fuwai Hospital; National Center for Cardiovascular Diseases; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
4. Department of Orthopedics; General Hospital of Handan Coal Mineral Group; Handan Hebei China