1 Division of Thoracic Surgery, Humanitas Clinical and Research Center, Milan, Italy. Electronic address: pierluigi.novellis@cancercenter.humanitas.it.
2 Division of Thoracic Surgery, Humanitas Clinical and Research Center, Milan, Italy.
3 Division of Thoracic Surgery, Humanitas Clinical and Research Center, Milan, Italy; Department of Biomedical Science, Humanitas University, Milan, Italy.