1. Department of Internal Medicine, Division of Hematology, Oncology, and Blood & Marrow Transplantation, University of Iowa, Iowa City, IA, USA
2. Department of Biostatistics, University of Nebraska Medical Center, Omaha, NE, USA
3. Department of Internal Medicine, Rochester General Hospital, Rochester, NY, USA
4. Department of Nursing, Nobel College, Pokhara University, Kathmandu, Nepal
5. Division of Hematology/Oncology, Department of Medicine, James P. Wilmot Cancer Institute, University of Rochester Medical Center, Rochester, NY, USA
6. Section on Hematology and Oncology, Department of Medicine, Wake Forest School of Medicine, Winston-Salem, NC, USA
7. Division of Oncology and Hematology, Department of Internal Medicine, University of Nebraska Medical Center, Omaha, NE, USA
8. Division of Oncology and Hematology, Fred and Pamela Buffett Cancer Center, University of Nebraska Medical Center, Omaha, NE, USA