1. Department of Community Medicine and Medical Science, Tokushima University Graduate School of Biomedical Sciences, Tokushima, Japan
2. Department of Medical Technology, Tokushima University Hospital, Tokushima, Japan
3. Department of Molecular Patho-Biochemistry and Patho-Biology, Yamagata University School of Medicine, Yamagata, Japan
4. The Japanese Collaborative Research Group (JCRG) on Autoimmune Acquired Coagulation Factor Deficiencies, Yamagata, Japan
5. Department of Dermatology, Anan Medical Center, Tokushima, Japan
6. Department of Internal Medicine, Anan Medical Center, Tokushima, Japan
7. Department of Hematology, Endocrinology and Metabolism, Tokushima University Graduate School of Biomedical Sciences, Tokushima, Japan
8. Division of Laboratory and Transfusion Medicine, Hokkaido University Hospital, Hokkaido, Japan
9. Department of Hematology, Kanazawa University Hospital, Kanazawa, Japan