--> keys <-- idfactura_detalle : 19621||idfactura : 8770||--> fields <-- descripcion (new)  : TENSIOMETRO ANERIODE SIN ESTETOSCOPIO||cantidad (new)  : 1||precio_unitario (new)  : 4380.16||subtotal (new)  : 4380.17||porcentaje_iva (new)  : 0.210||iva (new)  : 919.83||porcentaje_iibb (new)  : 0||iibb (new)  : 0||total (new)  : 5300.00||art_id (new)  : ||ctacte (new)  : 