Bruno, Kely Firmino, Ana Helena Gonçalves de Alencar, Carlos Estrela, Aline de Carvalho Batista, and Fabiana Cristina Pimenta. 2009. “ Microbiological and Microscopic Analysis of the Pulp of Non-Vital Traumatized Teeth With Intact Crowns ”. Journal of Applied Oral Science 17 (5): 508-14. https://doi.org/10.1590/S1678-77572009000500028.