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) Kristine E. Ensrud and Susan K. Ewing and Lisa Fredman and Marc C. Hochberg and Jane A. Cauley and Teresa A. Hillier and Steven R. Cummings and Kristine Yaffe and Peggy M. Cawthon,Circulating 25-Hydroxyvitamin D Levels and Frailty Status in Older Women,The Journal of Clinical Endocrinology & Metabolism,0021-972X,The Endocrine Society,2010-12,95,12,5266-5273,https://cir.nii.ac.jp/crid/1361699995199489664,https://doi.org/10.1210/jc.2010-2317