%0 Journal Article %T Escapable and inescapable stress differentially and selectively alter extracellular levels of 5-HT in the ventral hippocampus and dorsal periaqueductal gray of the rat. %A Amat, J %A Matus-Amat, P %A Watkins, L R %A Maier, S F %J Brain Research %V 797 %N 1 %P 12-22 %@ 0006-8993 %D 1998-08-06 %~ DeepDyve