1. Department of Internal Medicine Rochester General Hospital Rochester New York USA
2. Department of Hematology and Oncology Medical College of Wisconsin Milwaukee Wisconsin USA
3. Mayo Clinic Rochester Minnesota USA
4. Department of Medicine Westchester Medical Center, New York Medical College Westchester New York USA
5. Department of Internal Medicine Norwalk Hospital Norwalk Connecticut USA
6. Department of Hematology and Oncology Moffitt Cancer Center Tampa Florida USA
7. Department of Hematology, Lipson Cancer Institute Rochester General Hospital Rochester New York USA