1. Director of Medical Research, Heart Disease Research Foundation, New York, N. Y.
2. Prof. and Chairman, Dept. of Physiology, and Dean of the School of Medicine Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo, Japan 142
3. Center for Critical Medicine and Division of Gastrointestinal Research of the 2nd Dept. of Internal Medicine, Kurume University School of Medicine, Kurume, Japan
4. Dept. of Anatomy, School of Medicine, Showa University, Tokyo, Japan