public function importarUrgs()
 {
     $urg_externas = $this->consultarUrgExternas();
     if (count($urg_externas) > 0) {
         foreach ($urg_externas as $urg_nueva) {
             $urg = new Urg();
             $urg->urg = $urg_nueva->ures;
             $urg->d_urg = $urg_nueva->d_ures;
             $urg->save();
         }
     }
 }