@book{34193,
	author = {Moataz Salah Eldin and Elrady Kamal Iman , },
	title = {Results of surgical management of advanced mitral valve disease / },
	publisher = {Moataz Salah Eldin , },
	year = {1995},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}