Serrano Galarza, AlejandroBernal y Bernal, Romulo2014-07-042014-07-041973http://dspace.ucuenca.edu.ec/handle/123456789/18299application/pdfopenAccesshttp://creativecommons.org/licenses/by-nc-sa/3.0/ec/AnestesiologiaAnestesia RaquideabachelorThesis