1. Division of Allergy and Clinical Immunology, Department of Medicine, Faculty of Medicine, The Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand.
2. King Chulalongkorn Memorial Hospital, Thai Red Cross Society, Bangkok, Thailand.
3. Division of Dermatology, Department of Medicine, Faculty of Medicine, The Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand.
4. Department of Dermatology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
5. Allergy Immunology and Rheumatology Division, Department of Medicine, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.
6. Division of Dermatology, Department of Medicine, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.
7. Division of Dermatology, Department of Medicine, Faculty of Medicine, Thammasat University, Pathumthani, Thailand.
8. Dermatologic Division, Department of Internal Medicine, Chiang Mai University, Chiang Mai, Thailand.
9. Division of Dermatology, Department of Medicine, Phramongkutklao Hospital, Phramongkutklao College of Medicine, Bangkok, Thailand.
10. Department of Immunology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
11. Division of Pharmacogenomics and Personalized Medicine, Department of Pathology, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.
12. Center for Excellence in Biostatistics, Faculty of Medicine, The Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand.