1. Department of Pathology Tokyo Metropolitan Cancer and Infectious Disease Center Komagome Hospital Tokyo Japan
2. Department of Pathology Itabashi Central Clinical Laboratory Tokyo Japan
3. Department of Diagnostic Pathology Shizuoka Cancer Center Hospital Sunto Japan
4. Department of Diagnostic Pathology and Cytology Osaka International Cancer Institute Osaka Japan
5. Department of Diagnostic Pathology Osaka National Hospital Osaka Japan
6. Department of Biopathology Center Léon Bérard Lyon France
7. Université de Lyon Université Claude Bernard Lyon 1, INSERM 1052, CNRS 5286, Centre Léon Bérard, Cancer Research Center of Lyon, Equipe Labellisée Ligue contre le Cancer Lyon France