- Correspondence to Professor Steffen Heegaard, Department of Ophthalmology, Rigshospitalet Glostrup, Glostrup DK-2100, Denmark;
- Received February 6, 2019
- Revised April 27, 2019
- Accepted May 11, 2019
- First published June 8, 2019.
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.