Ataga K I, Graham M L
Division of Hematology/Oncology, Department of Medicine, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA.
Am J Hematol. 1999 Aug;61(4):254-5. doi: 10.1002/(sici)1096-8652(199908)61:4<254::aid-ajh5>3.0.co;2-c.