@misc{indiciae82adceb42cda,
  title = {Setting boundaries.},
  author = {C de Ridder},
  year = {1997},
  doi = {10.7748/ns.11.18.24.s33},
  url = {https://pubmed.ncbi.nlm.nih.gov/9043311/},
  note = {Source identifier: 9043311}
}