Abdalla1Fatima A. A. Ahmed 2* Mahdi H. A. 2017. “HAEMOGLOBIN F LEVEL AND HAEMATOLOGICAL FEATURE AMONG SUDANESE CHILDREN WITH SICKLE CELL ANAEMIA UNDERGOING HYDROXYUREA THERAPY”. Journal of Biomedical and Pharmaceutical Research 4 (3). http://jbpr.in/index.php/jbpr/article/view/191.