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) Cornelis L P van de Ree and Maud J F Landers and Nena Kruithof and Leonie de Munter and Joris P J Slaets and Taco Gosens and Mariska A C de Jongh,Effect of frailty on quality of life in elderly patients after hip fracture: a longitudinal study,BMJ Open,2044-6055,BMJ,2019-07,9,7,e025941,https://cir.nii.ac.jp/crid/1360016870554475776,https://doi.org/10.1136/bmjopen-2018-025941