Figueroa Morales, Francisco EfraínBenavides, MarioVillavicencio, MarioZhimnay, EdgarVásquez, JaimeVélez, RaúlQuizhpe Peralta, Arturo2014-07-042014-07-041982http://dspace.ucuenca.edu.ec/handle/123456789/18382application/pdfopenAccesshttp://creativecommons.org/licenses/by-nc-sa/3.0/ec/CirugiabachelorThesis