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) Gavin S. Stewart and Craig P. Smith,"Urea nitrogen salvage mechanisms and their relevance to ruminants, non-ruminants and man",Nutrition Research Reviews,0954-4224,Cambridge University Press (CUP),2005-06,18,1,49-62,https://cir.nii.ac.jp/crid/1362262943818773888,https://doi.org/10.1079/nrr200498