@misc{indiciae5ec6c6a45531,
  title = {The equivalency debate.},
  author = {J L Goddard},
  doi = {10.1002/j.1552-4604.1968.tb00095.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5242158/},
  note = {Source identifier: 5242158}
}