@inproceedings{oai:repo.qst.go.jp:00053524, author = {Yonehara, Hidenori and Tokonami, Shinji and Zhuo, Weihai and Ishikawa, Tetsuo and Fukutsu, Kumiko and Yamada, Yuji and 米原 英典 and 床次 眞司 and 卓 維海 and 石川 徹夫 and 福津 久美子 and 山田 裕司}, book = {High Levels of Natural Radiation and Radon Areas : Radiation Does and Health Effects : Proceedings of the 6th International Conference on High Levels of Natural Radiation and Radon Areas, held in Osaka, Japan between 6 and 10 September 2004(International Congress Series ; no.1276)}, month = {May}, pages = {58--61}, publisher = {Elsevier}, title = {Thoron in the living environments of Japan}, volume = {1276}, year = {2005} }