1. Department of Dermatology and
2. Department of Pathology, School of Medicine, University of California, Davis, Sacramento, CA;
3. Institute of Hematology, Zhengzhou University People's Hospital, Zhengzhou, China;
4. Cancer Center and Department of Pediatrics, Division of Blood and Marrow Transplantation, University of Minnesota, Minneapolis, MN; and
5. Department of Internal Medicine, School of Medicine, University of California, Davis, Sacramento, CA