1. Department of Respiratory MedicineYokohama Rosai Hospital Yokohama Kanagawa Japan
2. Department of PathologyYokohama Rosai Hospital Yokohama Kanagawa Japan
3. Department of PulmonologyYokohama City University Graduate School of Medicine Yokohama Kanagawa Japan
4. Department of PathologyKanagawa Cardiovascular and Respiratory Center Yokohama Kanagawa Japan
5. Department of Respiratory MedicineKanagawa Cardiovascular and Respiratory Center Yokohama Kanagawa Japan