Periodontitis Response to Anti-TNF Therapy in Ankylosing Spondylitis - Fabri, Gisele Maria C.; Pereira, Rosa Maria R.; Savioli, Cynthia; Saad, Carla G. S.; Moraes, Júlio Cesar B. de; Siqueira, José Tadeu T.; Bonfa, Eloisa (Journal of Clinical Rheumatology, 2015)