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) CHANDRA RK,Effect of vitamin and trace element supplementation on immune responses and infection in elderly subjects,Lancet,,,1992,0,,1124-1127,https://cir.nii.ac.jp/crid/1571698601633511808,