1. Center for Cardiovascular Research, The Abigail Wexner Research Institute, Nationwide Children’s Hospital, Columbus, Ohio
2. The Heart Center, Nationwide Children’s Hospital, Columbus, Ohio
3. Department of General Internal Medicine, Teine Keijinkai Hospital, Sapporo, Hokkaido, Japan
4. Department of Cardiology, Hokkaido Cardiovascular Hospital, Sapporo, Japan
5. Division of Vascular and Endovascular Surgery, Department of Surgery, School of Medicine, University of Virginia, Charlottesville
6. Division of Cardiovascular Surgery, Shizuoka Medical Center, Shizuoka, Japan
7. Division of Cardiology, Montefiore Medical Center, Albert Einstein College of Medicine, New York, New York