| Affiliation: | 1. Department of Metabolism and Diabetes, Tohoku University Graduate School of Medicine, Sendai, Miyagi 980-8575, Japan;2. Department of Molecular Endocrinology and Metabolism, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, Bunkyo, Tokyo 113-8510, Japan;3. Department of Gastroenterology, Faculty of Medicine, Yamagata University, Yamagata, Yamagata 990-9585, Japan;4. Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Miyagi 980-8575, Japan |
