@misc{indiciae53b01ea2704f,
  title = {Certification in critical care: why?},
  author = {G N Olsen},
  year = {1987},
  doi = {10.7326/0003-4819-106-6-914\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/3579086/},
  note = {Source identifier: 3579086}
}