1. Division of Thoracic Oncology, Shizuoka Cancer Center, Nagaizumi-cho, Suntou-gun, Shizuoka, Japan
2. Division of Diagnostic Radiology, Shizuoka Cancer Center, Nagaizumi-cho, Suntou-gun, Shizuoka, Japan
3. Division of Pathology, Shizuoka Cancer Center, Nagaizumi-cho, Suntou-gun, Shizuoka, Japan