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) HIRAKATA Y,Regional variation in the prevalence of extended-spectrum β-lactamase-producing clinical isolates in the Asia-Pacific region (SENTRY 1998-2002),Diagn Microbiol Infect Dis,,,2005,52,,323-329,https://cir.nii.ac.jp/crid/1570291226262120704,