@article{oai:sapmed.repo.nii.ac.jp:00010221, author = {青柳, 直樹 and 市橋, 大山 and 内野, 栄治}, journal = {北海道立衛生研究所報 = Report of the Hokkaido Institute of Public Health}, month = {Oct}, pages = {55--57}, title = {北海道の温泉及び冷鉱泉のラドン濃度 ; 第2報}, volume = {53}, year = {2003} }