@misc{indiciaea120382526ed,
  title = {Value of recertification (II).},
  author = {C Harris},
  year = {2000},
  doi = {10.2106/00004623-200007000-00021},
  url = {https://pubmed.ncbi.nlm.nih.gov/10901321/},
  note = {Source identifier: 10901321}
}