Farías-Fritz, Bárbara, Marilyn San Martín Cofré, Andrea María Palma Contreras, and Angel Roco-Videla. “Effectiveness of the Use of Voice Amplification Systems in the Educational Field: A Systematic Review”. Salud, Ciencia y Tecnología 5 (February 10, 2025): 1171. Accessed March 12, 2025. https://sct.ageditor.ar/index.php/sct/article/view/1171.