@book{31298,
	author = {Gordis, Leon},
	title = {Epidemiology /},
	publisher = {Elsevier/Saunders,},
	year = {2014},
	address = {Philadelphia :},
	edition = {5th ed.},
	url = {http://192.168.201.76/multim/m9984/cover9984.jpg}
}