@misc{indiciae3e7e72154b62,
  title = {Sampling in non-experimental research.},
  author = {E Annandale},
  doi = {10.7748/ns.7.28.34.s45},
  url = {https://pubmed.ncbi.nlm.nih.gov/8499257/},
  note = {Source identifier: 8499257}
}