@book{82873,
	author = {Harold, Catherine E.},
	title = {ECG interpretation /},
	publisher = {Lippincott Williams & Wilkins,},
	year = {2005.},
	series = {Just the Facts},
	address = {Ambler, Pennsylvania :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10826490}
}