@misc{indiciaed81b60c5a8bc,
  title = {Survival analysis in drug program evaluation. Part I. Overall program effectiveness.},
  author = {D G Fisher and M D Anglin},
  year = {1987},
  doi = {10.3109/10826088709027418},
  url = {https://pubmed.ncbi.nlm.nih.gov/3570568/},
  note = {Source identifier: 3570568}
}