@book{1588,
	author = {Armstrong, William F. and Ryan, Thomas},
	title = {Ecocardiografía de Feigenbaum /},
	publisher = {Lippincott;},
	year = {2011.},
	address = {Barcelona:},
	edition = {7a ed.},
	note = {Armstrong, W. F. y Ryan, T. (Col.). (2011). Ecocardiografía de Feigenbaum. (7a ed.). Barcelona : Lippincott. }
}