Kokovic, Vladimir, Vladimir S. Todorovic, Aleksandar Kokovic, and Rajiv Saini. “The Effectiveness of Orally Administered Probiotic on Peri-Implant Tissue Condition: A Prospective Study”. Biology, Engineering, Medicine and Science Reports 4, no. 1 (January 1, 2018): 17–19. Accessed May 17, 2024. https://www.bemsreports.org/index.php/bems/article/view/67.