@misc{indiciae66e5a684099f,
  title = {Preferred practice pattern changes.},
  author = {Eric L Singman},
  year = {2004},
  doi = {10.1016/j.ophtha.2003.12.038},
  url = {https://pubmed.ncbi.nlm.nih.gov/15019355/},
  note = {Source identifier: 15019355}
}