1. PhD Course in Cardio-Nephro-Thoracic Sciences, Department of Medical and Surgical Sciences, Alma Mater Studiorum-University of Bologna, Bologna, Italy
2. Division of Thoracic Surgery, Maria Cecilia Hospital, Cotignola, Italy
3. Department of Medical and Surgical Sciences, Alma Mater Studiorum-University of Bologna, Bologna, Italy
4. Department of Statistical Sciences, Alma Mater Studiorum-University of Bologna, Bologna, Italy
5. Division of Radiology, Policlinico Sant’Orsola-Malpighi, Bologna, Italy
6. Division of Radiology, Maria Cecilia Hospital, Cotignola, Italy