@misc{indiciaeab2468806558,
  title = {A community-centered program for heroin addicts.},
  author = {C A Hammerschlag and P Parnes and G Tischler},
  year = {1971},
  doi = {10.1176/ps.22.1.16},
  url = {https://pubmed.ncbi.nlm.nih.gov/5540078/},
  note = {Source identifier: 5540078}
}