1. Department of Hematology; Graduate School of Comprehensive Human Sciences; University of Tsukuba; Tsukuba Japan
2. Department of Hematology; Faculty of Medicine; University of Tsukuba; Tsukuba Japan
3. Department of Clinical Laboratory; University of Tsukuba Hospital; Tsukuba Japan
4. Department of Pathology; Faculty of Medicine; University of Tsukuba; Tsukuba Japan
5. Department of Neurosurgery; Institute of Clinical Medicine; University of Tsukuba; Tsukuba Japan
6. Department of Genome Biology; Faculty of Medicine; University of Tsukuba; Tsukuba Japan