Evaluation of Enterococcus faecalis, Staphylococcus warneri and Staphylococcus aureus species in adults with generalized chronic periodontitis - FRITOLI, Aretuza; LOBÃO, Eduardo; Soares, Geisla; RETAMAL-VALDES, Belén; FERES, Magda (RGO - Revista Gaúcha de Odontologia, 2017)