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) MARIK PE,Early enteral nutrition in acutely ill patients : a systematic review,Crit Care Med.,,,2001,29,,2264-2270,https://cir.nii.ac.jp/crid/1570854175935485440,