%0 Journal Article %A Ichiro Okubo %A ほか %T Cost-effectiveness of Letrozole versus Tamoxifen as First-line Hormonal Therapy in Treating Postmenopausal Women with Advanced Breast Cancer in Japan %D 2005 %J 癌と化学療法 %V 32 %N 3 %P 351-363 %U https://www.pieronline.jp/content/article/0385-0684/32030/351