1 School of Medicine, Chung Shan Medical University, Taichung, Taiwan.
2 Department of Medicine, College of Medicine, China Medical University, Taichung, Taiwan; Department of Allergy and Immunology, China Medical University Children's Hospital, Taichung, Taiwan. Electronic address: yongsuboon@gmail.com.
3 Department of Nursing, Chung Shan Medical University, Taichung, Taiwan; Department of Allergy, Immunology & Rheumatology, Chung Shan Medical University Hospital, Taichung, Taiwan; Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan; Graduate Institute of Integrated Medicine, China Medical University, Taichung, Taiwan. Electronic address: jccwei@gmail.com.