@misc{indiciae5b6318f3fb8b,
  title = {Berkson's bias reviewed.},
  author = {Judith Schwartzbaum and Anders Ahlbom and Maria Feychting},
  year = {2003},
  doi = {10.1023/b:ejep.0000006552.89605.c8},
  url = {https://pubmed.ncbi.nlm.nih.gov/14758866/},
  note = {Source identifier: 14758866}
}