@misc{indiciae73bd1a96f40c,
  title = {In-flight ophthalmics.},
  author = {J Mulligan},
  year = {1989},
  doi = {10.7748/ns.3.31.33.s52},
  url = {https://pubmed.ncbi.nlm.nih.gov/2498708/},
  note = {Source identifier: 2498708}
}