@misc{indiciae21c4928e899f,
  title = {Programmed instruction in plastic surgery.},
  author = {R F Ryan and J O Gage},
  year = {1967},
  doi = {10.1097/00006534-196710000-00013},
  url = {https://pubmed.ncbi.nlm.nih.gov/6070348/},
  note = {Source identifier: 6070348}
}