抄録
The author investigatd a large family of brandycardia hypotonica (Max Herz), which is far larger than any other ever known.
The toype of inheritance of the disease is that of a simple dominant as it was stated in the domestic and foreign literature. It is, however, noticeable in the present investigation that the affected persons are occasionally born of healthy parents, and that the patients of bradycardia hypotonica are seen in each generation. On the other hand, not a few show the simple bradycardia or hypotona. It is also marked that the gradation between these symptoms and normal condition is observed in varions extents
