TY - RPRT TI - Interaction between catecholaminergic and opioid systems in an active avoidance task. AU - M C Bennett AU - F J Hock PY - 1990 DO - 10.1016/0163-1047(90)90492-o UR - https://pubmed.ncbi.nlm.nih.gov/2158781/ ID - 2158781 ER -