[1] Univ Amsterdam, Acad Med Ctr, NL-1105 AZ Amsterdam, Netherlands
[2] Goethe Univ Frankfurt, D-60054 Frankfurt, Germany
[3] Med Univ Silesia, Katowice, Poland
[4] CHU Rangueil, F-31054 Toulouse, France
[5] Univ Oslo, Rikshosp, Oslo Univ Hosp, N-0027 Oslo, Norway
[6] Univ Leipzig, Heart Cntr, D-04109 Leipzig, Germany
[7] Univ Nantes, Nantes, France
[8] Fourth Mil Med Univ, Xijing Hosp, Xian 710032, Peoples R China
[9] Univ Oulu, Oulu, Finland
[10] Univ Hosp Gasthuisberg, B-3000 Louvain, Belgium
[11] Hannover Med Sch, Hannover, Germany
[12] Med Univ Lodz, Lodz, Poland
[13] Poznann Univ, Sch Med Sci, Poznann, Poland
[14] Univ Minnesota, Abbott NW Hosp, Minneapolis, MN 55455 USA
[15] Erasmus Med Cntr, Rotterdam, Netherlands