@book{6317,
	author = {Hanson, Mark A. and Hanson, Mark A.},
	title = {Fetus and neonate:physiology and clinical applications;V.1:The Circulation /},
	publisher = {Cambridge University Press},
	year = {1993},
	address = {Cambridge },
	edition = {Nil},
	url = {http://www.loc.gov/catdir/description/cam025/92013559.html}
}