@misc{indiciaee1fb9c7a4108,
  title = {Partial component analysis of a comprehensive smoking program.},
  author = {G Hackett and J J Horan},
  year = {1979},
  doi = {10.1016/0306-4603(79)90036-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/495249/},
  note = {Source identifier: 495249}
}