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) ,Protection against systemic fatal pneumococcal infection by maternal intranasal immunization with pneumococcal surface protein A (PspA),J Infect chemother. 2008 Epub 2008 Dec 17 14(6),,,2008,,,393-8,https://cir.nii.ac.jp/crid/1010000782011211776,