Prueba alternativa: se pide al paciente que muerda con fuerza un depresor lingual con los molares.
In the case of passengers travelling in their vehicle, and where the marshalling of vehicles into the proper lanes and the clearance procedure will be facilitated thereby, the driver of each motor vehicle may be provided with red and green stickers bearing the markings referred to in paragraph # (a) and (b), and instructed to attach to the windscreen of the vehicleLiterature Literature