Correa, G. T. B.; Veranio, G. A. C.; Silva, L. E.; Hirata Junior, R.; Coil, J. M.; Scelza, M. F. Z. Cytotoxicity Evaluation of Two Root Canal Sealers and a Commercial Calcium Hydroxide Paste on THP1 Cell Line by Trypan Blue Assay . J Appl Oral Sci 2009, 17 (5), 457-461. https://doi.org/10.1590/S1678-77572009000500020.