@misc{indiciaed4bbaad90a83,
  title = {Preferences for opioids by the weight pulling method in rats.},
  author = {T Suzuki and Y Masukawa and T Kawai and S Yanaura},
  year = {1990},
  doi = {10.1016/0091-3057(90)90178-k},
  url = {https://pubmed.ncbi.nlm.nih.gov/2320650/},
  note = {Source identifier: 2320650}
}