Funding for this research was provided by:
Hyderabad Eye Research Foundation (1)
Received: 3 December 2018
Accepted: 17 October 2019
First Online: 1 November 2019
Ethics approval and consent to participate
: Ethics committee approval was taken from the LV Prasad Eye Institute Hyderabad Ethics committee and Institutional Review board for this research work. No animals were used in this research.
: Not applicable as no identity revealing photographs or data of any patient were used in the manuscript.
: The authors declare that they have no competing interests.