@misc{indiciae1ed03ce2a5bd,
  title = {Perspectives on nursing theory.},
  author = {M E Hardy},
  year = {1978},
  doi = {10.1097/00012272-197810000-00006},
  url = {https://pubmed.ncbi.nlm.nih.gov/110218/},
  note = {Source identifier: 110218}
}