K. Befort, D. Filliol, A. Ghate, E. Darcq, A. Matifas, J. Muller, A. Lardenois, C. Thibault, D. Dembele, J. Le Merrer, J. J. a. Becker, O. Poch, and B. L. Kieffer. “Mu-opioid receptor activation induces transcriptional plasticity in the central extended amygdala.” The European Journal of Neuroscience, 27, 11, Pp. 2973–2984.