Stimson discovered a spirochete in the organs of persons dying of (?) yellow fever. He called it Sp. interrogans, but it was almost certainly Leptospira icterohaemorrhagiae.
Inada, Y. Ido, R. Hoki, R. Kaneko, and H. Ito proved that Sp. (Leptospira) icterohaemorrhagiae is the causal organism in Weil’s disease (Leptospirosis). Preliminary report (in Japanese) in Tokyo Ijishinshi, 1915, No. …