1. State Key Laboratory of Cardiovascular Disease; Department of Cardiology; Cardiovascular Institute; Fuwai Hospital and National Center for Cardiovascular Diseases; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
2. Department of Pediatrics; Cheng-Hsin General Hospital; Taipei Taiwan
3. Division of Cardiology; Department of Internal Medicine; Cheng-Hsin General Hospital; Taipei Taiwan
4. Department of Pediatrics; Kaohsiung Chang-Gung Memorial Hospital; Kaohsiung Taiwan