@misc{indiciae4a4220cff82a,
  title = {Normal individuals with positive tests for rheumatoid factor.},
  author = {M Waller and E C Toone},
  year = {1968},
  doi = {10.1002/art.1780110107},
  url = {https://pubmed.ncbi.nlm.nih.gov/5640610/},
  note = {Source identifier: 5640610}
}