1. Department of Internal Medicine, Inje University College of Medicine Inje University Seoul Paik Hospital Seoul Korea
2. Department of Radiology Hanyang University Hospital for Rheumatic Diseases Seoul Korea
3. Department of Rheumatology Hanyang University Hospital for Rheumatic Diseases Seoul Korea
4. Department of Forensic Medicine, College of Medicine Yonsei University Seoul Korea
5. Department of Preventive Medicine Ajou University School of Medicine Suwon Korea