1. Division of Rheumatology, Allergy and Immunology, Department of Internal Medicine, Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine,
Kaohsiung, Taiwan
2. Division of Rheumatology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University,
Kaohsiung, Taiwan
3. Department of Kinesiology, Health and Leisure Studies, National University of Kaohsiung,
Kaohsiung, Taiwan