Role of Piriform Cortex and Its Afferent Projections in Relapse to Fentanyl Seeking after Food Choice-Induced Voluntary Abstinence - Claypool, S.M.; Reiner, D.J.; Behdin, S.; Orihuel, J.; Batista, A.; Caldwell, K.E.; Chow, J.J.; Bossert, J.M.; Rubio, F.J.; Hope, B.T.; Shaham, Y. (Journal of Neuroscience, 2023)