Keegan BM, Beveridge TJ, Pezor JJ, Xiao R, Sexton T, Childers SR, Howlett AC. Chronic baclofen desensitizes GABA(B)-mediated G-protein activation and stimulates phosphorylation of kinases in mesocorticolimbic rat brain. Neuropharmacology. 2015 Aug; 95:492-502.