1. Division of Hematology, Department of Medicine, Faculty of Medicine; Chulalongkorn Universit; Bangkok Thailand
2. Division of Hematology, Department of Medicine, Faculty of Medicine; Prince of Songkhla University; Songkhla Thailand
3. Division of Hematology, Department of Medicine, Faculty of Medicine; Kon Kaen University; Kon Kaen Thailand
4. Division of Hematology, Department of Medicine, Faculty of Medicine; Chiang Mai University; Chiang Mai Thailand
5. Division of Hematology, Department of Medicine, Faculty of Medicine, Siriraj Hospital; Mahidol University; Bangkok Thailand
6. Division of Hematology, Department of Medicine; Phramongkutklao Hospital and College of Medicine; Bangkok Thailand
7. Division of Hematology, Department of Medicine, Faculty of Medicine, Ramathibodi Hospital; Mahidol University; Bangkok Thailand
8. Division of Hematology, Department of Medicine; Rajvithi Hospital; Bangkok Thailand
9. Division of Hematology, Department of Medicine, Faculty of Medicine; Thammasat University; Pathum Thani Thailand
10. Division of Hematology, Department of Medicine; Kon Kaen Hospital; Kon Kaen Thailand
11. Division of Hematology; Bangkok Metropolitan Administration Medical College; Bangkok Thailand
12. Division of Hematology, Faculty of Medicine; Naresuan University; Pittsanulok Thailand
13. Division of Hematology, Department of Medicine, Faculty of Medicine; Srinakharinwirot University; Nakohn Nayok Thailand
14. Department of Pathology, Faculty of Medicine; Chulalongkorn University; Bangkok Thailand
15. Department of Pathology, Faculty of Medicine, Siriraj Hospital; Mahidol University; Bangkok Thailand
16. Department of Pathology, Faculty of Medicine, Ramathibodi Hospital; Mahidol University; Bangkok Thailand
17. Department of Pathology, Faculty of Medicine; Chiang Mai University; Chiang Mai Thailand
18. Department of Pathology, Faculty of Medicine; Prince of Songkhla University; Songkhla Thailand
19. Departmentof Pathology, Faculty of Medicine; Thammasat University; Pathum Thani Thailand