Affiliation: | (1) Hematology, Faculty of Science, Hacettepe University, Ankara, Turkey;(2) Department of Biology, Faculty of Science, Hacettepe University, Ankara, Turkey;(3) Clinical Genetics Units, Department of Pediatrics, Faculty of Medecine, Ankara, Turkey;(4) Department of Pediatrics, Hematology Unit, Hacettepe University, 06100 Ankara, Turkey |