Article History
Received: 6 July 2019
Revised: 1 October 2019
Accepted: 4 November 2019
First Online: 26 November 2019
Compliance with ethical standards
:
: BCHA has previously received funding from Glaukos Corporation (travel, research), Santen Pharmaceutical Co., Ltd. (travel, consultant) and Allergan plc (travel, research, consultant). He has not received funding for his work in this publication. SD has consulted for New World Medical and received funding (travel, research). He has not received funding for his work in this publication. The remaining author declares that he has no conflict of interest.