Santa-Rosa, C.C., Araújo, C.V., Carvalho, M.F.F. de and Araújo, P.V. 2019. A pilot study of the comparative analysis of the antimicrobial activity of PDT and irrigating agents in root canals inoculated with Enterococcus faecalis “in vitro”. Arquivos em Odontologia. 55, (Apr. 2019). DOI:https://doi.org/10.7308/aodontol/2019.55.e02.