Intraspecies variability affects heterotypic biofilms of Porphyromonas gingivalis and Prevotella intermedia: evidences of strain-dependence biofilm modulation by physical contact and by released soluble factors - Barbosa, Graziela Murta; Colombo, Andrea Vieira; Rodrigues, Paulo Henrique; Simionato, Maria Regina Lorenzetti (PLOS ONE, 2015)