El Hassan Ahmed, El Hassan Lamyaa, Mudawi Hatim, Gasim Bahaa, Own Ali, Elamin Elwaleed, Ibn Ouf Mohamed, El Mekki Abdullah Mohamed, Fedail Suleiman
Faculty of Medicine, University of Khartoum, Khartoum, Sudan.
Hematol Oncol Stem Cell Ther. 2008 Apr-Jun;1(2):130-2. doi: 10.1016/s1658-3876(08)50044-6.