@misc{indiciae07ee3a87773a,
  title = {Drug-seeking behavior during methadone maintenance.},
  author = {B E Jones and J A Prada},
  year = {1975},
  doi = {10.1007/bf00421297},
  url = {https://pubmed.ncbi.nlm.nih.gov/47638/},
  note = {Source identifier: 47638}
}