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) Taro Kojima and Shinya Ishii and K. Ezawa and Y. Takehisa and Masahiro Akishita and S. Kawai,Factors associated with unexpected early discharge in Japanese institutionalized elderly patients,European Geriatric Medicine,1878-7649,Elsevier BV,2013-09-01,4,,S167,https://cir.nii.ac.jp/crid/1870020692992938368,https://doi.org/10.1016/j.eurger.2013.07.557