Funding

The study was funded as an IIS (IIT#38075469) by Alcon, with payment to Newcastle University. D Steel discloses that his institution has received research grants from Alcon, DORC, Bayer, and Boehringer-Ingleheim, and he has acted as a consultant to Alcon, Novo Nordisk, BVI, Roche, Apellis and Gyroscope for projects unrelated the subject matter in this manuscript. M Habib discloses that his institution has received research grants from Bayer, Alimera and Boehringer-Ingelheim, and he has received honoraria from Novartis, Bayer, Alimera and Roche for projects unrelated the subject matter in this manuscript. R Hillier has acted as a consultant to Roche for projects unrelated the subject matter in this manuscript.