J Thorac Dis 2016 Mar;8(3):386-95
1 Department of Pathology, Regina Elena National Cancer Institute, Rome, Italy ; 2 Thoracic Surgery, Regina Elena National Cancer Institute, Rome, Italy ; 3 Rare Tumors Reference Center, Department of Clinical Medicine and Surgery, University Federico II, Naples, Italy ; 4 Pathology, Catholic University, Rome, Italy ; 5 Department of Neurosciences, Catholic University, Rome, Italy ; 6 Division of Health Technologies-ENEA C.R. Casaccia, Rome, Italy ; 7 Biostatistic Unit, Regina Elena National Cancer Institute, Rome, Italy ; 8 Thoracic Surgery, Catholic University, Rome, Italy ; 9 Department of Oncology, Faculty of Health Science, McMaster University, Hamilton, Canada.