@misc{indiciae5fda517517ce,
  title = {Enrolled nurses: making the grade.},
  author = {R Callum},
  year = {1989},
  doi = {10.7748/ns.3.33.36.s56},
  url = {https://pubmed.ncbi.nlm.nih.gov/2498734/},
  note = {Source identifier: 2498734}
}