1. Department of Cardiovascular Medicine; Chiba University Graduate School of Medicine; Chiba Japan
2. Department of Advanced Cardiovascular Therapeutics; Chiba University Graduate School of Medicine; Chiba Japan
3. Division of Cardiology; Funabashi Municipal Medical Center; Funabashi Japan
4. Department of therapeutic and interventional Cardiology; Beta Klinik; Bonn Germany
5. Departments of Psychology and Cardiovascular Sciences; East Carolina University, East Carolina Heart Institute; Greenville NC USA