@book{5421,
	author = {Martin, Richard J. and Martin, Richard J.},
	title = {Fanaroff and Martin's neonatal-perinatal medicine :diseases of the fetus and infant;V.2},
	publisher = {Saunders/Elsevier},
	year = {2011},
	address = {St.Louis},
	edition = {9th ed.}
}