Kumar, A
Alfahad, Q
Mitra, A
Elsherbiny, S
Lip, P L
Article History
First Online: 22 January 2016
Change Date: 12 May 2016
Change Type: Correction
Change Details: This article has been corrected since Advance Online Publication and a corrigendum is also printed in this issue
Competing interests
: AM is an Advisory Board Member of Alimera Sciences. The remaining authors declare no conflict of interest.
Free to read: This content has been made available to all.