@misc{indiciae52f1f9285326,
  title = {Validity of vector analysis for aggregate astigmatic data.},
  author = {Sait Egrilmez and Ayse Yagci},
  year = {2003},
  doi = {10.1016/s0886-3350(03)00110-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/12662987/},
  note = {Source identifier: 12662987}
}