Ohishi K, Katsumata E, Uchida K, Maruyama T
Research Program for Marine Biology and Ecology, Japan Agency for Marine-Earth Science & Technology (jamstec), Natsushima 2-15, Yokosuka, Kanagawa 237-0061, Japan.
Vet Rec. 2007 May 5;160(18):628-9. doi: 10.1136/vr.160.18.628.