1. School of Nursing, College of Medicine, Chang Gung University, Taoyuan City, Taiwan
2. Department of Joint Reconstruction, Chang Gung Memorial Hospital, Linkou, Taoyuan City, Taiwan
3. School of Nursing, Chang Gung University of Science and Technology, Taoyuan City, Taiwan
4. Department of Allergy Immunology Rheumatology and Osteoarthrit, Chang Gung Memorial Hospital, Linkou, Taiwan