@misc{indiciae3bd7ab8e5949,
  title = {Happiness is understanding.},
  author = {E A Reed},
  year = {1971},
  doi = {10.1016/s0001-2092(07)67349-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/5209709/},
  note = {Source identifier: 5209709}
}