@misc{indiciaeb130aa0f4ace,
  title = {Longitudinal research using computerized clinical databases: caveats and constraints.},
  author = {A K Wuerker},
  doi = {10.1097/00006199-199711000-00011},
  url = {https://pubmed.ncbi.nlm.nih.gov/9422057/},
  note = {Source identifier: 9422057}
}