Ghezzi C, Ferrantino L, Donghi C, Vaghi S, ViganĂ² V, Costa D, Mandaglio M, Pispero A, Lodi G. Clinical Audit of Minimally Invasive Nonsurgical Techniques in Active Periodontal Therapy. J Contemp Dent Pract 2020; 21 (4):431-437.