1. Asada Ladies Clinic Medical Corporation; Aichi Japan
2. HORAC Grand Front Osaka Clinic; Osaka Japan
3. IVF Namba Clinic; Osaka Japan
4. Department of Oncology and Laboratory Medicine; Yamaguchi University Graduate School of Medicine; Yamaguchi Japan
5. Medical Science Department; Roche Diagnostics; Tokyo Japan
6. Department of Obstetrics and Gynecology; Graduate School of Biomedical Sciences; Tokushima University; Tokushima Japan