Funding for this research was provided by:
Vrije University Medical Center, Amsterdam, The Netherlands
Tilganga Institute of Ophthalmology, Kathmandu, Nepal
Text and Data Mining valid from 2017-09-02
Received: 8 August 2016
Accepted: 16 August 2017
First Online: 2 September 2017
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board and Ethics Committee of Tilganga Institute of Ophthalmology and conducted in accordance with the Declaration of Helsinki. Informed consent was taken from the participants before enrollment in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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