Participating institutions
Cancer
INFECTIOUS DISEASES, SHIGA, HEAD AND NECK CANCER, CANCER
This study is a within-JCOG intersubgroup study collaborating between the Radiation Therapy Study Group and the Head and Neck Cancer Study Group. The participating institutions are those that meet the criteria for RT quality control and quality assurance and have approval from the JCOG Radiation Therapy Committee to perform IMRT. All participants will be recruited from the following 52 hospitals: Saitama Cancer Center, Sapporo Medical University, Aichi Cancer Center, Kindai University Hospital, Hiroshima University, Tochigi Cancer Center, Hyogo Cancer Center, Niigata Cancer Center, Tohoku University, Kobe University, Okinawa Prefectural Chubu Hospital, Yokohama City University Hospital, Osaka International Cancer Institute, Iwate Medical University, National Hospital Organization Tokyo Medical Center, National Canter Center Hospital, Tokai University, Kyoto University, National Hospital Organization Shikoku Cancer Center, Miyagi Cancer Center, Chiba University, Tokyo Medical and Dental University, National Cancer Center Hospital East, Hokkaido University, Tokyo Medical University Hospital, Nara Medical University, Cancer Institute Hospital of the Japanese Foundation for Cancer Research, University of Tokyo, Jichi Medical University, Fujita Health University, Nagoya University, Kyushu University, Saitama Medical University International Medical Center, Showa University, NHO Kyushu Cancer Center, Institute of Medicine, University of Tsukuba, Kansai Medical University Hospital, Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, The Jikei University Hospital, Shizuoka Cancer Center, Kitasato University School of Medicine, Okayama University Hospital, Osaka University, Kochi Medical School Hospital, Osaka Metropolitan University Hospital, Juntendo Hospital, Nihon University Itabashi Hospital, Chiba Cancer Center, University of Yamanashi Hospital, Keio University, Shiga General Hospital, and Kanagawa Cancer Center.