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Parameswarappa, Amelia Janis, Langstang,\u00a0Sanagavarapu Kavya,\u00a0Ashik Mohamed, and Padmaja Kumari Rani confirm that they have no conflicts of interest to declare. Michael W. Stewart is an Editorial Board member of Ophthalmology and Therapy. Michael W. Stewart was not involved in the selection of peer reviewers for the manuscript nor any of the subsequent editorial decisions.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of Interest"}},{"value":"The study was approved by the local ethics committee (LEC 10\u201319-352). Written informed consent to participate in the study was obtained from each participant.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical Approval"}}]}}