@misc{indiciaebe734fd24cb4,
  title = {Mixed connective tissue disease.},
  author = {B I Hoffbrand},
  year = {1972},
  doi = {10.1136/bmj.4.5843.790},
  url = {https://pubmed.ncbi.nlm.nih.gov/4646517/},
  note = {Source identifier: 4646517}
}