Endo MS, Signoretti FGC, Marinho ACS, Martinho FC, Gomes BPF de A. PCR identification of endodontic pathogens and DNA quantification in samples from teeth with posttreatment apical periodontitis. Clin Lab Res Dent. 2014;20(4):197-208. doi:10.11606/issn.2357-8041.clrd.2014.82484