1. Department of Pharmacy Gunma University Hospital, Showa-machi, Maebashi, Japan.
2. Department of Clinical Pharmacology, Graduate School of Medicine, Gunma University, Showa-machi.
3. Faculty of Pharmacy, Takasaki University of Health and Welfare, Nakaoorui-machi, Takasaki, Japan.
4. Department of Medicine and Clinical Science
5. Department of Clinical Pharmacology
6. Department of Clinical Pharmacology, Graduate School of Medicine, Gunma University