@misc{indiciae2fc0919d3492,
  title = {What do anti-collagen antibodies mean?},
  author = {K Morgan},
  year = {1990},
  doi = {10.1136/ard.49.1.62},
  url = {https://pubmed.ncbi.nlm.nih.gov/2178564/},
  note = {Source identifier: 2178564}
}