Proinflammatory and Oxidative Stress Markers in Patients with Periodontal Disease - Borges Jr., Ivan; Moreira, Emília Addison Machado; Filho, Danilo Wilhem; de Oliveira, Tiago Bittencourt; da Silva, Marcelo Barreto Spirelle; Fröde, Tânia Silvia (Mediators of Inflammation, 2007)