1. Department of Japanese-Oriental (Kampo) Medicine, Chiba University Hospital, Chiba City, Japan.
2. Department of Japanese-Oriental (Kampo) Medicine, Graduate School of Medicine, Chiba University, Chiba City, Japan.
3. Department of Frontier Japanese-Oriental (Kampo) Medicine, Graduate School of Medicine, Chiba University, Chiba City, Japan.
4. Department of Japanese-Oriental (Kampo) Medicine, Chiba Central Medical Center, Chiba City, Japan.