1. Division of Hematology; Department of Medicine; Mayo Clinic; Rochester; MN; USA
2. Division of Biomedical Statistics & Informatics; Mayo Clinic; Rochester; MN; USA
3. Department of Hematology and Oncology; Mayo Clinic; Phoenix; AZ; USA
4. Division of Hematopathology; Department of Laboratory Medicine and Pathology; Mayo Clinic; Rochester; MN; USA