@misc{indiciaeb61d14b20c69,
  title = {Functional appliances--a perspective.},
  author = {W G Watson},
  year = {1981},
  doi = {10.1016/s0002-9416(81)90467-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6940450/},
  note = {Source identifier: 6940450}
}