@misc{indiciaee19559997d43,
  title = {Letter: Continuing education requirements.},
  author = {P G De Santo},
  year = {1974},
  doi = {10.1093/ptj/54.6.646},
  url = {https://pubmed.ncbi.nlm.nih.gov/4419875/},
  note = {Source identifier: 4419875}
}