@misc{indiciae15997b6fa201,
  title = {Bias in clinical samples.},
  author = {M T Oberst},
  year = {1991},
  doi = {10.1002/nur.4770140202},
  url = {https://pubmed.ncbi.nlm.nih.gov/2047533/},
  note = {Source identifier: 2047533}
}