1. Department of Endocrinology, Metabolism and Nephrology, Kochi Medical School, Kochi University, Nankoku City, Kochi, Japan
2. Health Care Center, Kochi University, Kochi City, Kochi, Japan
3. Department of Hematology, Kochi Medical School, Kochi University, Nankoku City, Kochi, Japan
4. Department of Dermatology, Kochi Medical School, Kochi University, Nankoku City, Kochi, Japan