@misc{indiciae963a26becc62,
  title = {Perspectives on opioid tolerance from basic research: behavioural studies after spinal administration in rodents.},
  author = {C W Stevens},
  year = {1994},
  url = {https://pubmed.ncbi.nlm.nih.gov/8564997/},
  note = {Source identifier: 8564997}
}