Travassos, Rosana Maria Coelho, et al. “ENDODONTIC TREATMENT OF UPPER SECOND PREMOLAR WITH 3 ROOTS AND 3 RADICULARS – CLINICAL CASE REPORT”. ARACÊ , vol. 7, no. 4, Apr. 2025, pp. 17063-71, https://doi.org/10.56238/arev7n4-085.