Professor, Division of Pediatric Hematology/Oncology, Asan Medical Center Children’s Hospital, University of Ulsan College of Medicine, Seoul, Korea
Director, Division of Pediatric Hematology/Oncology, Department of Pediatrics, Asan Medical Center Children’s Hospital, University of Ulsan College of Medicine
Board of Pediatric Hematology/Oncology (#2011-084), Korean Pediatric Society, Korea in 2011
Board of Pediatrics (#4619), Ministry of Health and Welfare, Korea in 2005