@misc{indiciae093e48884e3f,
  title = {Measuring nursing workload: understanding the variability.},
  author = {L O'Brien-Pallas and D Irvine and E Peereboom and M Murray},
  url = {https://pubmed.ncbi.nlm.nih.gov/9282029/},
  note = {Source identifier: 9282029}
}