González Quesada DDS, MSc, Jorge, and Sonia Rivera Alvarez DDS. “Effect of Nonsurgical Periodontal Treatment on Levels of Pyridinoline (ICTP) in the Gingival Crevicular Fluid (GCF)”. Odovtos - International Journal of Dental Sciences 19, no. 1 (March 2, 2017): 77–85. Accessed December 20, 2024. https://revistas.ucr.ac.cr/index.php/Odontos/article/view/27465.