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) RIIS BJ,The role of serum concentrations of sex steroids and bone turnover in the development and occurrence of postmenopausal osteoporosis,Calcif Tissue Int,,,1986,38,,318-322,https://cir.nii.ac.jp/crid/1570572701365702784,https://doi.org/10.1007/bf02555743