Alarcón Vizcarra, E.L. and Ampuero Ramirez, N.P. 2025. Comparative analysis of two teeth whitening techniques. A focus on new technologies. Revista Tecnológica Ciencia y Educación Edwards Deming. 9, 2 (Jul. 2025), 197-204. DOI:https://doi.org/10.37957/rfd.v9i2.163.