With Viviana Maestrini, Sapienza University of Rome - Italy and Sara Monosilio, Sapienza University of Rome - Italy.

With Raul Santos, Hospital Israelita Albert Einstein,Sao Paulo -Brazil.

With Kwan-Leung CHAN & Lawrence Lau, University of Ottawa Heart institute - Canada.

With Torsten Doenst & Philine Fleckenstein, Jena University Hospital, Friedrich Schiller University of Jena - Germany.

With Marta Cvijic & Jana Ambrozic, University Medical Centre Ljubljana - Slovenia.

With Juerg Schwitter, Ambra Masi & Panagiotis Antiochos, University Hospital Lausanne, Lausanne - Switzerland.

With Rohan Khera & Evangelos Oikonomou, Yale School of Medicine, New Haven - USA

With Omar Hahad & Andreas Daiber, University Medical Center of the Johannes Gutenberg University Mainz, Mainz - Germany

With Perry Elliott, University College London, London - United Kingdom of Great Britain & Northern Ireland & Athanasios Bakalakos, Barts Heart Centre, London - United Kingdom of Great Britain & Northe

With Pranav Bhagirath, Amsterdam University Medical Centre, Amsterdam - Netherlands & Helmut Puererfellner, Ordensklinikum Linz Elisabethinen, Linz - Austria.