@misc{indiciae04dbd1423284,
  title = {The quest for continual recertification.},
  author = {A J Block},
  year = {1994},
  doi = {10.1378/chest.106.6.1641},
  url = {https://pubmed.ncbi.nlm.nih.gov/7988174/},
  note = {Source identifier: 7988174}
}