Amorim, A. C. ., Caldeira, A. V. ., Sampaio, S. C. ., Lourenço Neto, N. ., Oliveira, T. M. ., Nogueira, D. A. ., Moretti, A. B. da S. ., & Sakai, V. T. . (2022). Comparison between the rotary (Hyflex EDM®) and manual (k-file) technique for instrumentation of primary molars: a 12-month randomized clinical follow-up study. Journal of Applied Oral Science, 30, e20210527. https://doi.org/10.1590/1678-7757-2021-0527