参考文献

Sugi, Kiyoshi; Itaya, Nobushige; Katsura, Tadashi; Igi, Masami; Yamazaki, Shigeya; Ishibashi, Taro; Yamaoka, Teiji; Kawada, Yoshihiro; Tagami, Yayoi; Otsuki, Michiya; Ohshima, Takao Chemical and Pharmaceutical Bulletin, 2000 , vol. 48, # 4 p. 529 - 536