TY - RPRT TI - Amphetamine and conditioned 'anxiety'. AU - H Cappell AU - R Ginsberg AU - C D Webster PY - 1972 DO - 10.1111/j.1476-5381.1972.tb08110.x UR - https://pubmed.ncbi.nlm.nih.gov/4672372/ ID - 4672372 ER -