R Akagi, Y Takai, M Ohta, H Kanehisa, Y Kawakami and T. Fukunaga
Age and Ageing 38 ( 5 ): 564 - 569 , 2009
S Namiki, S Ishidoya, A Ito, T Tochigi, I Numata, K Narazaki, S Yamada, Y Takai and Y. Arai
Japanese Journal of Clinical Oncology 39 ( 11 ): 732 - 738 , 2009