Affiliation: | aDepartment of General Thoracic Surgery, University of Barcelona, Barcelona, Spain bDepartment of Cardiothoracic and Vascular Surgery, Hannover Medical School, Hannover, Germany cDepartment of Thoracic Surgery, Fukuiken Saiseikai Hospital, Fukui City, Japan dDepartment of Anesthesiology, Siloah Hospital, Hannover, Germany eDepartment of Radiation Oncology, Siloah Hospital, Hannover, Germany fInformation Systems, Statistics, and Management Science, University of Alabama, Tuscaloosa, Alabama |