@misc{indiciae8ada8abd459a,
  title = {Specific tests for polymyositis.},
  author = {S P Ringel},
  year = {1990},
  doi = {10.1002/mus.880131313},
  url = {https://pubmed.ncbi.nlm.nih.gov/2233884/},
  note = {Source identifier: 2233884}
}