@misc{indiciaeabca507f1fbd,
  title = {Smoking and doctors' mortality.},
  author = {L T Kozlowski and R C Frecker and K A Wagner},
  year = {1980},
  doi = {10.1136/bmj.280.6211.400-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/7362986/},
  note = {Source identifier: 7362986}
}