@misc{indiciae191f5a21ec5a,
  title = {Recertification--its time has come.},
  author = {R P Lewis},
  year = {1996},
  doi = {10.1016/0735-1097(96)00227-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/8752824/},
  note = {Source identifier: 8752824}
}