1. Division of Pharmacogenomics and Personalized Medicine Department of Pathology Faculty of Medicine Ramathibodi Hospital Mahidol University Bangkok Thailand
2. Laboratory for Pharmacogenomics Somdech Phra Debaratana Medical Center (SDMC) Ramathibodi Hospital Bangkok Thailand
3. The Thai Severe Cutaneous Adverse Drug Reaction (THAI‐SCAR) Research Group
4. Division of General Pharmacy Practice Department of Pharmaceutical Care Faculty of Pharmacy Rangsit University Pathum Thani Thailand
5. Division of Allergy and Clinical Immunology Department of Medicine Faculty of Medicine Skin and Allergy Research Unit Chulalongkorn University Bangkok Thailand
6. King Chulalongkorn Memorial Hospital Thai Red Cross Society Bangkok Thailand
7. Division of Allergy Immunology and Rheumatology Department of Medicine Faculty of Medicine Ramathibodi Hospital Mahidol University Bangkok Thailand
8. Division of Dermatology Department of Medicine Faculty of Medicine Skin and Allergy Research Unit Chulalongkorn University Bangkok Thailand
9. Department of Pharmacology Faculty of Medicine Khon Kaen University Khon Kaen Thailand
10. Pharmacy Unit Udon Thani Hospital Udon Thani Thailand
11. Division of Dermatology Department of Medicine Faculty of Medicine Thammasat University Pathumthani Thailand
12. Division of Dermatology Department of Medicine Phramongkutklao HospitalPhramongkutklao College of Medicine Bangkok Thailand
13. Pharmacy Department Khon Kaen Hospital Khon Kaen Thailand
14. Department of Pathology Faculty of Medicine Khon Kaen University Thailand
15. Pharmacy Unit Srinagarind Hospital Faculty of Medicine Khon Kaen University Thailand
16. School of Pharmaceutical Sciences University of Phayao Phayao Thailand
17. Division of Infectious Diseases Department of Medicine Faculty of Medicine Ramathibodi Hospital Mahidol University Bangkok Thailand
18. Genomic Medicine Center Faculty of Medicine Ramathibodi Hospital Mahidol University Bangkok Thailand
19. Department of Molecular and Clinical Pharmacology The Royal Liverpool Broadgreen University Hospitals NHS Trust MRC Centre for Drug Safety Science Liverpool Health PartnersUniversity of Liverpool Liverpool UK