@misc{indiciae871691e90e7a,
  title = {Amphetamine and conditioned 'anxiety'.},
  author = {H Cappell and R Ginsberg and C D Webster},
  year = {1972},
  doi = {10.1111/j.1476-5381.1972.tb08110.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4672372/},
  note = {Source identifier: 4672372}
}