Mastromatteo-Alberga, P., 		Escalona Cárdenas, L., & 		Correnti, M.
(2018).
 Cytokines and MMPs levels in gingival crevicular fluid from patients with chronic periodontitis before and after non-surgical periodontal therapy..
<em>Journal Of Oral Research, 7</em>(3), 98-101.
doi:10.17126/joralres.2018.024