1. Department of Pathology; Shizuoka Saiseikai General Hospital; Shizuoka Japan
2. Department of Tumor Pathology; Hamamatsu University School of Medicine; Shizuoka Japan
3. Department of Pathology; Yokohama City University Graduate School of Medicine; Yokohama Japan
4. Department of Chest Surgery; Fujieda Municipal General Hospital; Shizuoka Japan
5. Department of Pathology; Fujieda Municipal General Hospital; Shizuoka Japan