1. Department of Thoracic Surgery, European Institute of Oncology IRCCS, 20141 Milan, Italy
2. Department of Oncology and Hemato-Oncology, University of Milan, 20141 Milan, Italy
3. Service of Radiology, Imaging Institute of Southern Switzerland (IIMSI), EOC, Via Tesserete 46, 6900 Lugano, Switzerland
4. Faculty of Biomedical Sciences, University of Italian Switzerland, Via Buffi 13, 6900 Lugano, Switzerland
5. Division of Thoracic Oncology, European Institute of Oncology IRCCS, 20141 Milan, Italy
6. Radiation Oncology, Oncological Institute of Southern Switzerland, EOC, 6500 Bellinzona, Switzerland
7. Faculty of Medicine, University of Geneva, 1211 Geneva, Switzerland