@book{10721,
	author = {Schoenwolf, Gary C. and Schoenwolf, Gary C.},
	title = {Larsen's human embryology /},
	publisher = {Elsevier.,},
	year = {2009},
	address = {Philadelpedia: },
	edition = {4th ed., Thoroughly rev. and updated.},
	note = {Rev. ed. of: Human embryology / William J. Larsen. 3rd ed. c2001.},
	url = {http://www.loc.gov/catdir/toc/ecip0720/2007025100.html}
}