@misc{indiciae9d1064349e8c,
  title = {Reporting observational studies.},
  author = {M B Bracken},
  year = {1989},
  doi = {10.1111/j.1471-0528.1989.tb02410.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2751950/},
  note = {Source identifier: 2751950}
}