@book{33060,
	author = {Bushberg, Jerrold T.},
	title = {The essential physics of medical imaging /},
	publisher = {Lippincott Williams & Wilkins,},
	year = {c2002.},
	address = {Philadelphia :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0711/2001041711-d.html}
}