著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Thomas Nappe and Matthew Niehaus and Terrence Goyke,Open Ring Sign Diagnostic of Multiple Sclerosis in the Emergency Department,Western Journal of Emergency Medicine,1936-900X,Western Journal of Emergency Medicine,2015-07-15,16,4,579-580,https://cir.nii.ac.jp/crid/1360013173065570816,https://doi.org/10.5811/westjem.2015.4.26314