Vaz-Pereira, S
Collaço, L
De Salvo, G
van Zeller, P
Article History
First Online: 22 January 2016
Competing interests
: Dr Vaz-Pereira has received consultant fees from Bayer and Novartis and has received travel grants from Bayer, Novartis, Alcon, Allergan and Alimera Sciences. Dr Collaço has received travel grants from Bayer. Dr De Salvo has received travel grants from Bayer and Heidelberg Engineering. Dr van Zeller declares no conflict of interest.