@book{34038,
	author = {Ghada Mostafa Elshalakani and Abdellatef Osman , },
	title = {Circadian variation in cardiovascular diseases / },
	publisher = {Ghada Mostafa Elshalakani , },
	year = {1996},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}