Mahjoub Taha, Sami, 		Sedeeg, Abd Elazeez, 		Ibn ouf, Ahamed. M., AND 		Mustafa, Gamal.
" CHOLEDOCHAL  CYST DIAGNOSTIC AND OPERATIVE CHALLENGE" <em>Gezira Journal of Health Sciences</em> [Online], Volume 7 Number 1 (1 June 2011)