TY - RPRT TI - Nicotine enhances responding with conditioned reinforcement. AU - Peter Olausson AU - J David Jentsch AU - Jane R Taylor PY - 2003 DO - 10.1007/s00213-003-1575-y UR - https://pubmed.ncbi.nlm.nih.gov/13680077/ ID - 13680077 ER -