Author/Authors :
BAYRAM, Cengiz Ankara Children’s Hematology and Oncology Hospital - Department of Pediatric Hematology, Turkey , YARALI, Neşe Ankara Children’s Hematology and Oncology Hospital - Department of Pediatric Hematology, Turkey , FETTAH, Ali Ankara Children’s Hematology and Oncology Hospital - Department of Pediatric Hematology, Turkey , AKSU, Tekin Ankara Children’s Hematology and Oncology Hospital - Department of Pediatric Hematology, Turkey , TUNÇ, Bahattin Ankara Children’s Hematology and Oncology Hospital - Divisions of Pediatric Hematology, Turkey