@article{oai:hsuh.repo.nii.ac.jp:00007773, author = {川上, 譲治}, issue = {1}, journal = {東日本歯学雑誌}, month = {Jun}, note = {P(論文)}, title = {11.上顎洞内異物迷入の7例(第9回東日本学園大学口腔外科研究会)}, volume = {11}, year = {1992} }