Affiliation: | 1.The Comparative Health Outcomes, Policy, and Economics (CHOICE) Institute, University of Washington, 1959 NE Pacific Street, H-375Q, Box 357630, Seattle, WA, 98195-7630, USA ;2.Department of Hematology, St. Jude Children′s Research Hospital, Memphis, USA ;3.Department of Health Services, University of Washington, 1959 NE Pacific Street, H-375Q, Box 357630, Seattle, WA, 98195-7630, USA ;4.Department of Pediatrics, University of Washington, Seattle, USA ;5.Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, USA ; |