日本东北大学;
Biomedical Engineering Research Organization;
Tohoku University;
2-1 Seiryo-machi;
Aoba-ku;
Sendai 980-8575;
Japan;
Department of Metallurgy;
Graduate School of Engineering;
Tohoku University;
Aoba-yama 6-6-02;
Sendai 980-8579;
Japan;
Department of Metallurgy;