3rd congress of Sudanese society of kidney diseases and transplantation in collaboration with Sudan peritoneal dialysis program January 24^th to 25^th 2009 in Khartoum Sudan.

8^th annual international scientific of university of science and technology with the 3^rd scientific conference of the scientific society of Arab nursing faculties on quality nursing education and services on 20^th to 22ndof December 2011 in Khartoum Sudan.