1. Department of Dermatology, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung 833, Taiwan
2. College of Medicine, Chang Gung University, Taoyuan 333, Taiwan
3. College of Medicine, National Sun Yat-sen University, No. 70, Lianhai Road, Gushan District, Kaohsiung City 804, Taiwan
4. Division of Rheumatology, Allergy, and Immunology, Department of Internal Medicine, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung 833, Taiwan
5. Department of Medical Education and Research, Kaohsiung Veterans General Hospital, No. 386, Dazhong 1st Rd, Zuoying District, Kaohsiung 813414, Taiwan
6. Department of Dental Technology, Shu-Zen Junior College of Medicine and Management, Kaohsiung 821004, Taiwan
7. Department of Nursing, Meiho University, Pingtung 912009, Taiwan