1. Department of Bioscience and Laboratory Medicine, Hirosaki University Graduate School of Health Sciences, Hirosaki, Aomori 036-8564, Japan
2. Department of Pathology, Toho University School of Medicine, Ota‑ku, Tokyo 143-8540, Japan
3. Department of Pathology, Kitasato University School of Medicine Sagamihara, Yokohama, Kanagawa 252-0374, Japan
4. Department of Molecular Diagnostics, Kitasato University School of Allied Health Sciences, Sagamihara, Kanagawa 252-0373, Japan