1. Department of Infectious Diseases, Keio University School of Medicine
2. Graduate School of Business Administration, Keio University
3. Center of Health Economics and Health Technology Assessment, Keio University Global Research Institute
4. Graduate School of Health Management, Keio University
5. Division of Pulmonary Medicine, Department of Internal Medicine, Keio University School of Medicine
6. Department of Emergency and Critical Care Medicine, Keio University School of Medicine
7. Department of Laboratory Medicine, Keio University School of Medicine