Elisabeth Krankenhaus Essen, Klinik für Kardiologie und Angiologie, Essen, Klara-Kopp-Weg 1, Germany
Cardiac Research GmbH, Dortmund, Hohe Straße 1, Germany
Universitätsklinikum Düsseldorf, Klinik für Kardiologie, Pneumologie und Angiologie, Düsseldorf, Moorenstr. 5, Germany
Chinese Academy of Medical Sciences Fu Wai Hospital, Beijing, Beijing, China
Second Affiliated Hospital of Zhejiang University Medical College, Hangzhou, Zhejiang, China
10th People's Hospital Affiliated to Tongji University, Shanghai, China
Ferrarotto University Hospital Catania, Catania, Italy
St. Thomas' Hospital, London, United Kingdom
OLV Hospital Aalst, Aalst, Belgium
Piedmont Atlanta Hospital, Atlanta, Georgia, United States
Delray Medical Center, Delray Beach, Florida, United States
Allegheny General Hospital, Pittsburgh, Pennsylvania, United States
Arzt St. Marien-Hospital Abt. Innere Medizin, Bonn, Germany
University of Heidelberg, Heidelberg, Germany
University Hospital Leipzig, Leipzig, Germany
Pauls Stradins Clinical University Hospital, Riga, Latvia
Clinical Center of Serbia (KCS), Belgrade, Serbia
University of Amsterdam AMC, Amsterdam, Netherlands
Dedinje Cardiovascular Institute, Belgrade, Serbia
Washington Hospital Center, Washington, D.C., District of Columbia, United States
Geisinger Medical Center, Danville, Pennsylvania, United States