1. Vascular Biology and Molecular Pathology Hokkaido University Graduate School of Dental Medicine Sapporo Japan
2. JSPS Research Fellow for Young Scientists Tokyo Japan
3. Accra College of Medicine Accra Ghana
4. West African Genetic Medicine Centre College of Health Sciences, University of Ghana Accra Ghana
5. Global Center for Biomedical Science and Engineering (GCB), Faculty of Medicine Hokkaido University Sapporo Japan
6. Department of Thoracic Surgery Hokkaido University Faculty of Medicine Sapporo Japan