by Seki, Kimihira, Tsutsumi, Hiroyuki, Ohsaki, Masaya, Kamasaki, Hodaka, Chiba, Shunzo
Published in Journal of medical virology (01.07.2001)

by Wakai, Shuji, Kamasaki, Hodaka, Itoh, Nozomi, Sueoka, Hirofumi, Kawamoto, Yoshitaka, Hayasaka, Hiroyuki, Tsutsumi, Hiroyuki, Chiba, Shunzo
Published in The Lancet (British edition) (12.11.1994)