@conference {75245,
	title = {Popliteal to Distal vein bypass grafts for critical ischemia. },
	booktitle = {  The first meeting of the MENA society for vascular surgery.},
	year = {2007},
	month = {26-29 January  },
	address = {Luxor \&Aswan.},
	author = {Ahmed A. Taha}
}
