@misc{indiciaebbeacfc46a6a,
  title = {Does certification mean better performance?},
  author = {M L Redd and J W Alexander},
  year = {1997},
  doi = {10.1097/00006247-199702000-00013},
  url = {https://pubmed.ncbi.nlm.nih.gov/9287746/},
  note = {Source identifier: 9287746}
}