1 Department of Cardiopulmonary Bypass, State Key Laboratory of Cardiovascular Disease, National Center for Cardiovascular Disease, Fuwai Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing, China.
2 Department of Cardiopulmonary Bypass, State Key Laboratory of Cardiovascular Disease, National Center for Cardiovascular Disease, Fuwai Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing, China. Electronic address: jibingyang@fuwai.com.