[1] EMO GVM Ctr Cuore Columbus, Intervent Cardiol Unit, I-20145 Milan, Italy
[2] Ist Sci San Raffaele, Intervent Cardiol Unit, I-20132 Milan, Italy
[3] Univ London Imperial Coll Sci Technol & Med, London, England
[4] Fukuyama Cardiovasc Hosp, Hiroshima, Japan
[5] Juntendo Univ, Dept Cardiovasc Med, Tokyo, Japan
[6] New Tokyo Hosp, Intervent Cardiol Unit, Chiba, Japan