In vitro antimicrobial activity of an experimental dentifrice based on Ricinus Communis - Leite, Vanessa Maria Fagundes; Pinheiro, Juliana Barchelli; Pisani, Marina Xavier; Watanabe, Evandro; Souza, Raphael Freitas de; Paranhos, Helena de Freitas Oliveira; Silva-Lovato, Cláudia Helena (Brazilian Dental Journal, 2014)