@book{3052,
	author = {Townsend, Courtney M.},
	title = {Sabiston. },
	publisher = {Elsevier ; Saunders;},
	year = {2003.},
	address = {Madrid: },
	edition = {16a ed.},
	note = {Townsend, C. M. (2003). Sabiston. Manual del Tratado de Cirugía. (16a ed.). Madrid : Elsevier ; Saunders.}
}