- Marcello Migliore: Deparment of Thoracic Surgery, Organ Transplant Center of Excellence, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia; Department of Surgery and Medical Specialties, University of Catania and Program of Minimally Invasive Thoracic Surgery and New Technologies, Policlinic University Hospital, Catania 95124, Italy. Electronic address: mmiglior@unict.it.