Noriaki Tsubota1, Jean Deslauriers2. 1. Department of Thoracic Oncology, Hyogo College of Medicine, 1-1 Mukogawa, Nishinomiya City, Hyogo, 663-8501, Japan. noritsu@hyo-med.ac.jp. 2. Laval University, 6364, Chemin Royal, Saint-Laurent-Ile-d'Orléans, Québec, QC, G0A3ZA, Canada.