D2-like receptor activation by intranasal dopamine attenuates fear responses induced by electrical stimulation of the dorsal periaqueductal grey matter, but fails to reduce aversion to pit vipers and T-maze performance - Figueiredo, Rebeca Machado de; Falconi-Sobrinho, Luiz Luciano; Leite-Panissi, Christie Ramos Andrade; Huston, Joseph P.; Mattern, Claudia; Carvalho, Milene Cristina de; Coimbra, Norberto Cysne (Journal of Psychopharmacology, 2022)