Omran, Mustafa, El Imam, Mohammed, Khalid, Khalid, Gamar, Sami, AND Miskeen, Elhadi. " CHEMICAL COMPOSITION OF URINARY STONES IN PATIENTS REFERRED TO GEZIRA HOSPITAL FOR RENAL DISEASES AND SURGERY IN GEZIRA STATE CENTRAL SUDAN" مجلة الجزيرة للعلوم الصحية [على الإنترنت], المجلد 6 العدد 1 (1 June 2010)