@misc{indiciae58a73646410f,
  title = {Distant visual acuity in chronic psychiatric patients. A pilot study.},
  author = {Gabor S Ungvari and Wai-Kwong Tang and Wing-Kin Wong and Helen F K Chiu},
  year = {2002},
  doi = {10.1007/s00127-002-0581-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/12242628/},
  note = {Source identifier: 12242628}
}