Article Text

Download PDFPDF
Clinical studies: visual acuities beyond Snellen

Statistics from

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.


  • Funding: This study received no funding.

  • Competing interests: None.

  • The above study was carried out only after the approval from the Royal Victoria Hospital, Belfast Audit Department.