@misc{indiciaed93cf8861578,
  title = {Pyrophosphate arthropathy.},
  author = {A Bjelle},
  year = {1979},
  doi = {10.3109/03009747909114447},
  url = {https://pubmed.ncbi.nlm.nih.gov/227047/},
  note = {Source identifier: 227047}
}