Espinar, Maria José, Elisabete Ricardo, Cidália Pina-Vaz, Miguel Pinto, Iziar Gonzalez, e Acácio G. Rodrigues. 2009. “PRELIMINARY RESULTS OF THE USE OF AN ULTRASONIC EQUIPMENT IN THE TREATMENT OF MODERATE PERIODONTITIS: Clinical and Microbiological Real Time Polimerase Chain Reacion-Based (PCR) Study”. Archives of Oral Research 5 (1). https://doi.org/10.7213/aor.v5i1.23263.