1. Cardivascular Division; Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology; Wuhan P. R. China
2. Mercy St. Vincents Medical Center; Toledo Ohio
3. Cardiovascular Division; Affiliated Hospital of Nanjing Medical University; Nanjing P. R. China
4. Cardiovascular Medicine Division; Stanford University; Stanford California
5. Cardiovascular Institute; First Affiliated Hospital of Guangxi Medical University; Nanning P. R. China