@book{295944,
	author = {Nelson, Waldo e. and Vaughan, Víctor C.},
	title = {Tratado de pediatría / Waldo E. Nelson, V. C. Vaughan, R. J. McKay},
	publisher = {Salvat Editores S.a},
	year = {1980},
	address = {Barcelona},
	edition = {7a ed.}
}