University of Düsseldorf, Department of Cardiovascular Surgery, Düsseldorf, Germany
Royal Brompton and Harefield National Health Service Trust, London, United Kingdom
Universitair Ziekenhuis Leuven, UZL, Leuven, Belgium
Universitair Ziekenhuis Leuven, UZL, Leuven, Belgium
Université Paris Descartes, UPD, Paris, France
Hannover Medical School, Hannover, Germany