TY - RPRT TI - Endogenous opioids released from perforant path modulate norepinephrine actions and inhibitory postsynaptic potentials in guinea pig CA3 pyramidal cells. AU - R M Caudle AU - J J Wagner AU - C Chavkin PY - 1991 UR - https://pubmed.ncbi.nlm.nih.gov/2072294/ ID - 2072294 ER -