@misc{indiciae75b6f2053881,
  title = {Procainamide-induced systemic lupus erythematosus.},
  author = {P J Sheldon and W R Williams},
  year = {1970},
  doi = {10.1136/ard.29.3.236},
  url = {https://pubmed.ncbi.nlm.nih.gov/4194201/},
  note = {Source identifier: 4194201}
}