1. Division of Hematology Department of Medicine London Health Sciences Centre London Ontario Canada
2. Department of Hematology Matsushita Memorial Hospital Moriguchi OsakaJapan
3. Division of Hematology and Oncology Department of Medicine Kyoto Prefectural University of Medicine, Kyoto Kyoto Japan
4. Division of Hematology Department of Medicine Schulish School of Medicine and DentistryWestern University London OntarioCanada
5. Department of Pathology & Laboratory Medicine Schulich School of Medicine and DentistryWestern University London OntarioCanada
6. Cytogenetics Laboratory London Health Sciences Centre London OntarioCanada
7. Molecular Genetics Laboratory London Health Sciences Centre London Ontario Canada