@misc{indiciae31a637e3480b,
  title = {[Programmed continuing education in periodontics].},
  author = {S E Hamp and I Almfeldt and P A Millinger},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1075691/},
  note = {Source identifier: 1075691}
}