@book{10663,
	author = {Le, Tao.},
	title = {First aid for the USMLE step 2 :},
	publisher = {McGraw-Hill Medical Pub. Div.,},
	year = {c2001.},
	address = {New York :},
	edition = {3rd ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/mh021/2001273387.html}
}