Nunes, Andressa Fascio, Luciana R. Almeida, and Sílvio José Albergaria. 2005. “In Vitro Evaluation of Residual Formaldehyde in Root Canals”. Journal of Medical and Biological Sciences 4 (1):38-44. https://doi.org/10.9771/cmbio.v4i1.4174.