Correction to: Genetics in Medicine https://doi.org/10.1038/s41436-018-0345-5; published online 31 October 2018

The original version of this Article contained an incorrect version of Fig. 3, which included two variants initially shown in black text in Fig. 3a that the authors removed from the final manuscript. The correct version of Fig. 3 without the two variants now appears in the PDF and HTML versions of the Article.

In addition, the Article was originally published under Nature Research’s License to Publish but is now been made available under a CC BY-NC-ND 4.0 license. The authors have also requested the addition of an acknowledgement to the European Retinal Disease Consortium (ERDC). The PDF and HTML versions of the Article have been modified accordingly.