1. Division of Allergy Immunology and Rheumatology; Research Center; Ramathibodi Hospital; Mahidol University; Bangkok Thailand
2. Division of Genetics; Department of Medicine; Research Center; Ramathibodi Hospital; Mahidol University; Bangkok Thailand
3. Division of Clinical Epidemiology and Biostatistics; Research Center; Ramathibodi Hospital; Mahidol University; Bangkok Thailand
4. Division of Molecular Biology; Research Center; Ramathibodi Hospital; Mahidol University; Bangkok Thailand