@misc{indiciae70853ed8ac50,
  title = {HLA B27: a risk factor for lung disease?},
  author = {G Hillerdal and J Säfvenberg},
  year = {1983},
  doi = {10.1016/s0140-6736(83)91243-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/6139550/},
  note = {Source identifier: 6139550}
}