Candeiro, George, Jiovanne Rabelo Neri, Danna Mota Moreira, Camila Pontes Feijão, and Giulio Gavini. 2020. “A Protocol Proposal for Endodontic Appointments to Avoid Contamination and Transmission of Coronavirus Disease (Covid-19)”. Iranian Endodontic Journal 15 (3):195-97. https://doi.org/10.22037/iej.v15i3.31284.