Clinique La Tour, Meyrin, Switzerland
The Heart Center, PC, Kingsport, Tennessee, United States
Iowa Clinic, Heart & Vascular Care, West Des Moines, Iowa, United States
Harrisburg Hospital, Harrisburg, Pennsylvania, United States
Wake Heart Research, Raleigh, North Carolina, United States
Hahnemann Hospital, Philadelphia, Pennsylvania, United States
University Hospitals of Cleveland, Cleveland, Ohio, United States
Centre Cardiologique du Nord, Saint Denis, France
Unite de Cardiologie Interventionelle, Toulouse Cedex 3, France
Southampton University Hospital, Southampton, United Kingdom
University Hospital Zurich, Zurich, Switzerland
Univeristy Hospital Bern, Bern, Switzerland
AMC, Amsterdam, Netherlands
Herzzentrum Siegburg GMBH, Siegburg, Germany