1. Department of Pain Medicine; Osaka University Graduate School of Medicine; Osaka Japan
2. Center for Pain Management; Hayaishi Hospital; Osaka Japan
3. Department of Rheumatology; Yukioka Hospital; Osaka Japan
4. Department of Anesthesiology and Intensive Care; Graduate School of Medicine; Osaka University; Osaka Japan
5. Tenjin Orthopaedics and Rheumatology; Osaka Japan
6. Department of Psychiatry; Osaka University Graduate School of Medicine; Osaka Japan
7. Molecular Research Center for Children's Mental Development; United Graduate School of Child Development; Osaka University; Osaka Japan