@misc{indiciae0fd99c9bf479,
  title = {A simple program to create exact person-time data in cohort analyses.},
  author = {J Wood and D Richardson and S Wing},
  year = {1997},
  doi = {10.1093/ije/26.2.395},
  url = {https://pubmed.ncbi.nlm.nih.gov/9169176/},
  note = {Source identifier: 9169176}
}