University of Ghana Medicial School, Department of Haematology, Accra, Ghana
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
Southern Arizona VA Healthcare System (074-009), Tucson, Arizona, United States
VA Northern California Health Care System (074-023), Mather, California, United States
Stanford University Hospital & Clinics (Site 203-003), Palo Alto, California, United States