1. Graduate School of Health SciencesSapporo Medical University Sapporo Japan
2. Graduate School of Medicine & Faculty of AgricultureYamaguchi University Yamaguchi Japan
3. Faculty of Health Science & TechnologyKawasaki University of Medical Welfare Kurashiki Okayama Japan
4. Graduate School of Integrated Arts and SciencesHiroshima University Higashi Hiroshima Japan
5. Department of Physiology and PharmacologyKarolinska Institutet Stockholm Sweden