[1] ERASMUS UNIV ROTTERDAM,DIV CARDIOL,THORAXCTR,DR MOLEWATERPLEIN 40,3015 GD ROTTERDAM,NETHERLANDS
[2] UNIV AMSTERDAM,ACAD MED CTR,DEPT INTERNAL MED,1105 AZ AMSTERDAM,NETHERLANDS
[3] HOSP DE KLOKKENBERG,DEPT CARDIOL,BREDA,NETHERLANDS
[4] UNIV HOSP DIJKZIGT,ROTTERDAM,NETHERLANDS
[5] ONZE LIEVE VROUWE KLIN,CTR CARDIOVASC,AALST,BELGIUM
[6] ONZE LIEVE VROUW HOSP,AMSTERDAM DEPT INTERVENT CARDIOL,AMSTERDAM,NETHERLANDS
[7] HOSP WEEZENLANDEN,DEPT CARDIOL,ZWOLLE,NETHERLANDS
[8] CIBA GEIGY AG,CH-4002 BASEL,SWITZERLAND