The effects of vitamin D deficiency on myocardial deformation and functions in patients with ß-thalassemia A. Koca Yozgat; E. Azak; D. Kaçar; M. I¿¿k; O. Arman Bilir; I. Çetin; N. Ozbek; N. Yaral¿;

Pyruvate kinase deficiency misdiagnosed as congenital dyserythropoietic anemia type i A. Koca Yozgat; A. Yazal Erdem; D. Kaçar; N. Özbek; N. Yaral¿;

Rare infectious agents in children with hematological disease Y. Akcabelen; A. Koca Yozgat; Z. Guzelkucuk; O. Arman Bilir; M. Isik; D. Kacar; D. Gurlek Gokcebay; N. Yarali;