[1] Vrije Univ Brussels, Cardiovasc Ctr Aalst, Dept Cardiol, OLV Clin Aalst, Aalst, Belgium
[2] Cardiovasc Res Ctr Aalst, Aalst, Belgium
[3] Copenhagen Univ Hosp, Rigshospitalet, Copenhagen, Denmark
[4] Golden Jubilee Natl Hosp, Glasgow, Scotland
[5] Karolinska Univ Hosp, Dept Cardiol, Solna, Sweden
[6] Concord Gen Repatriat Hosp, Concord West, Australia
[7] Tzanck Clin, Nice, France
[8] San Carlos Clin Hosp, Madrid, Spain
[9] D Tower Tokyo, Tokyo, Japan