Effect of smoking cessation on non-surgical periodontal therapy: results after 24 months - Rosa, Ecinele Francisca; Corraini, Priscila; Inoue, Gislene; Gomes, Elaine Fueta; Guglielmetti, Mariana Rocha; Sanda, Sheila Regina; Lotufo, João Paulo Becker; Romito, Giuseppe Alexandre; Pannuti, Cláudio Mendes (Journal of Clinical Periodontology, 2014)