Marsano-Cornejo M-J, Roco-Videla Ángel, Aguilera Eguía R, V. Flores S. Sound pressure level in the speech signal due to the use of a mask or face shield. Salud, Ciencia y Tecnología [Internet]. 2024 Aug. 25 [cited 2025 Jun. 1];4:.904. Available from: https://sct.ageditor.ar/index.php/sct/article/view/904