Tello, Damián, Carlos Flores, Gabriela Cañar, and Ángel Morocho. “Methods for Determining Periodontal Biotype: A Review of the Literature”. Revista Estomatológica Herediana 31, no. 4 (December 23, 2021): 289–294. Accessed July 22, 2024. https://revistas.upch.edu.pe/index.php/REH/article/view/4097.