Tosa, Hideki; Iinuma, Munekazu; Asai, Fujio; Tanaka, Toshiyuki; Nozaki, Hiroshi; Ikeda, Shougo; Tsutsui, Ken; Tsutsui, Kimiko; Yamada, Masashi; Fujimori, Shiho
Biological and Pharmaceutical Bulletin, 1998 , vol. 21, # 6 p. 641 - 642