1. Department of Cardiovascular, Neural and Metabolic Sciences, Istituto Auxologico Italiano IRCCS Ospedale San Luca Milano Italy
2. Department of Management, Information and Production Engineering University of Bergamo Dalmine (BG) Italy
3. IRCCS Istituto Auxologico Italiano Biostatistics Unit Milan Italy
4. Department of Cardiology, Cliniques Universitaires de Bruxelles Hôpital Académique Erasme Bruxelles Belgium
5. Department of Statistic and Quantitative Methods University of Milano‐Bicocca Milan Italy
6. Department of Medicine and Surgery University of Milano‐Bicocca Milano Italy