2022. Comparison of the Effects of Local Pressure and Topical Anaesthetic Using 20% Benzocaine, 60% Lidocaine Gel, and Infiltration for Maxillary Anterior Teeth. Journal of Pharmaceutical Negative Results. (Sep. 2022), 657–660. DOI:https://doi.org/10.47750/pnr.2022.13.S03.100.