@misc{indiciae644793c24b91,
  title = {Opening remarks.},
  author = {H Fruchtbaum},
  year = {1973},
  doi = {10.1111/j.1749-6632.1973.tb21170.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4512296/},
  note = {Source identifier: 4512296}
}