1. a Division of Genome Biology, National Cancer Center Research Institute, Tokyo, Japan
2. d Division of Respiratory Diseases, Department of Internal Medicine, Jikei University School of Medicine, Tokyo, Japan
3. e Department of Thoracic Oncology, National Cancer Center Hospital, Tokyo, Japan
4. b Division of Cancer Genomics, National Cancer Center Research Institute, Tokyo, Japan
5. f Department of Thoracic Surgery, National Cancer Center Hospital, Tokyo, Japan
6. c Division of Genetics, National Cancer Center Research Institute, Tokyo, Japan