1. Department of Molecular Medicine, Research Institute for Frontier Medicine, Sapporo Medical University School of Medicine, Sapporo 060-8556, Japan
2. Department of Respiratory Medicine and Allergology, Sapporo Medical University School of Medicine, Sapporo 060-8556, Japan
3. Department of Surgical Pathology, Sapporo Medical University School of Medicine, Sapporo 060-8556, Japan
4. Molecular Pathology and Genetics Division, Kanagawa Cancer Center Research Institute, Yokohama 241-0815, Japan
5. Division of Integrative Pathology, Jichi Medical University, Tochigi 329-0498, Japan
6. Department of Thoracic Surgery, Sapporo Medical University School of Medicine, Sapporo 060-8556, Japan