@misc{indiciae8a98e6651542,
  title = {[Oral hygiene instruction using a self inspection method].},
  author = {L J van Dijk and F R Postma and A C van de Poel},
  year = {1986},
  url = {https://pubmed.ncbi.nlm.nih.gov/3467212/},
  note = {Source identifier: 3467212}
}