1. Department of Pathology, Tokyo Women’s Medical University Yachiyo Medical Center, Yachiyo, Japan
2. Department of Pathology, Fukuoka University, Fukuoka, Japan
3. Department of Thoracic Surgery, Chiba Rosai Hospital, Ichihara, Japan
4. Department of Pathology, Chiba Rosai Hospital, Ichihara, Japan
5. Department of Thoracic Surgery, Chiba Medical Center, Chiba, Japan
6. Department of Thoracic Surgery, Yarita Hospital, Ichihara, Japan
7. Department of Diagnostic Pathology, Graduate School of Medicine, Chiba University, Chiba, Japan
8. Department of Respirology, Graduate School of Medicine, Chiba University, Chiba, Japan
9. Department of Surgery, School of Medicine, Toho University, Tokyo, Japan
10. Division of Pathology and Cell Therapy, Chiba Cancer Center Research Institute, Chiba, Japan