@misc{indiciae8536436d17da,
  title = {Why give to strangers?},
  author = {J G Allen},
  year = {1971},
  doi = {10.1016/s0140-6736(71)92240-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/4100240/},
  note = {Source identifier: 4100240}
}