1. Unit of Biostatistics, Epidemiology, and Public Health, Department of Cardiac, Thoracic, and Vascular Sciences, University of Padova, Padova, Italy
2. Department of Biostatistics, Rottapharm Biotech, Monza, Italy
3. Scientific Information and Library Services, Rottapharm Biotech, Monza, Italy
4. Department of Clinical Research, Rottapharm Biotech, Monza, Italy
5. School of Medicine and Surgery, University of Milano – Bicocca, Monza, Italy