1. Department of Dermatology Drug Hypersensitivity Clinical and Research Center Chang Gung Memorial Hospital Taipei, Linkou and Keelung Taiwan
2. College of Medicine Chang Gung University Kwei‐Shan, Taoyuan Taiwan
3. Department of Dermatology Xiamen Chang Gung Hospitals China
4. Whole‐Genome Research Core Laboratory of Human Diseases Chang Gung Memorial Hospital Taipei, Linkou and Keelung Taiwan
5. Graduate Institute of Clinical Medical Sciences Chang Gung University Kwei‐Shan, Taoyuan Taiwan