Barzallo Barzallo, MarcoAlvarado Cordero, Francisco Alberto LeonardoAluma de Alvarado, Deisy2014-07-042014-07-041970http://dspace.ucuenca.edu.ec/handle/123456789/18752application/pdfopenAccesshttp://creativecommons.org/licenses/by-nc-sa/3.0/ec/CardiologíabachelorThesis