@misc{indiciaeffb05bacd1b9,
  title = {Matter all in the mind.},
  author = {Kurt Gottfried},
  year = {2002},
  doi = {10.1038/419117a},
  url = {https://pubmed.ncbi.nlm.nih.gov/12226643/},
  note = {Source identifier: 12226643}
}