1. Division of Robotic and Minimally Invasive Cardiac Surgery, Humanitas Gavazzeni Hospital, Bergamo, Italy
2. Department of Management, Information and Production Engineering, University of Bergamo, Bergamo, Italy
3. Department of Biomedical Sciences, Humanitas University, Metropolitan City of Milan, Italy
4. Division of Cardiac Anesthesia, Humanitas Gavazzeni Hospital, Bergamo, Italy
5. Cardiovascular Surgery Department, Humanitas Gavazzeni Hospital, Bergamo, Italy