@misc{indiciaefdd172836f66,
  title = {Therapeutic exercise and velopharyngeal gap.},
  author = {R Massengill and G W Quinn and K L Pickrell and C Levinson},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/5235697/},
  note = {Source identifier: 5235697}
}