Tinto, M., M. Sartori, M. Frison, P. Grassi, and S. Longoni. 2022. “Is There an Association Between Stage of Periodontitis and Severity of Chronic Medical Burden? A Retrospective Cohort Study”. Journal of Osseointegration 14 (3):159-65. https://doi.org/10.23805/JO.2022.14.19.