@misc{indiciae3f0b443eaa44,
  title = {Nursing theory in perspective.},
  author = {J P Ryan},
  doi = {10.1016/s0029-6554(06)80038-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/8041643/},
  note = {Source identifier: 8041643}
}