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) BAUERNFEIND A.,Extended broad spectrum β-lactamase in Klebsiella pneumoniae including resistance to cephamycins,Infection,,,1989,17,,316-321,https://cir.nii.ac.jp/crid/1571417124195292928,