@book{12020,
	author = {Sherif Boraii Mohamed and Ashraf Mohamed Hidayet , },
	title = {Inferior vena cava filter indications contraindications complications and application / },
	publisher = {Sherif Boraii Mohamed , },
	year = {1999},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}