1. Kenwakai Hospital, 1936, Kanaenakadaira, Iida, Nagano 395-0801, Japan
2. Department of Innovative Medicine, Osaka Medical College, 2-7, Daigaku-cho, Takatsuki, Osaka 569-8686, Japan
3. Japanese Red Cross Society Shimoina Red Cross Hospital, 3159-1, Motoojima, Matsukawa-machi, Shimoina-gun, Nagano 399-3303, Japan
4. Shimoina Kosei Hospital, 481-13, Yoshida, Takamori-machi, Shimoina-gun, Nagano 399-3102, Japan
5. Education and Research Center for Clinical Pharmacy, Osaka University of Pharmaceutical Sciences, 4-20-1, Nasahara, Takatsuki, Osaka 569-1094, Japan