@misc{indiciaec7abe5cf913c,
  title = {Using the laser pointer as a teaching tool: another suggestion.},
  author = {S W Carmichael},
  year = {1994},
  doi = {10.1097/00006534-199405000-00045},
  url = {https://pubmed.ncbi.nlm.nih.gov/7513434/},
  note = {Source identifier: 7513434}
}