Affiliation: | 1. Department of Pathology, University of Occupational and Environmental Health, Kitakyushu, Japan;2. The First Department of Internal Medicine, University of Occupational and Environmental Health, Kitakyushu, Japan;3. Department of Pathology, Faculty of Medicine, Fukuoka University, Fukuoka, Japan;4. Shared‐Use Research Centre, University of Occupational and Environmental Health, Kitakyushu, Japan |