Determination of chemical components derived from 2% chlorhexidine gel degradation using gas chromatography-mass spectrometry - Bem, Samuel Henrique Câmara de; Estrela, Carlos; Guedes, Débora Fernandes Costa; Sousa Neto, Manoel Damião de; Pécora, Jesus Djalma (Acta Odontologica Scandinavica, 2014)