Department of Surgery, Yokohama City University

Department of Biostatistics, The University of Tokyo

Faculty of Engineering, Tokyo University of Science

Department of Surgery, Tokai University

Department of Disaster Medicine Fukushima Medical University

Division of Esophageal Surgery, Shizuoka Cancer Center Hospital

Department of Gastroenterological Surgery (Surgery II), Nagoya University Graduate School of Medicine

Cancer Treatment Center, Kochi Medical School Hospital

Department of Biostatistics, The University of Tokyo

Tokai Central Hospital
Japanese Foundation for Multidisciplinary Treatment of Cancer

Japanese Foundation for Multidisciplinary Treatment of Cancer

Department of Gastrointestinal Surgery, Kanagawa Cancer Center