Sunderland Eye Infirmary
JS declares that he has received travel and meeting costs from Novartis and Bayer.
James Cook University Hospital
PS declares that he has served on the advisory boards of and received travel grants from Bayer and Novartis. He has also received travel grants from Allergan.
Consultant in Ophthalmology
Royal Victoria Infirmary
LC declares that she has no competing interests.
Assistant Professor of Ophthalmology
Cornea External Disease and Refractive Surgery Local Director
Long Island College Hospital Eye Center
MPE declares that he has no competing interests.
Professor of Ophthalmology and Vision Sciences
Centre for Vision Science
Queen's University Belfast
UC declares that she has no competing interests.