@book{30465,
	author = {Bayer, Otto. and Loogen, Franz.},
	title = {El cateterismo cardiaco en las cardiopatías congénitas y adquiridas / },
	editor = {Grijelmo)},
	publisher = {Alhambra, },
	year = {1956 (},
	address = {Madrid : },
	edition = {1ª ed. española.}
}