Funding for this research was provided by:
Text and Data Mining valid from 2019-04-15
Received: 31 December 2018
Accepted: 27 March 2019
First Online: 15 April 2019
Ethics approval and consent to participate
: The research protocol adhered to the guidelines of the Declaration of Helsinki. The Institutional Ethic-Scientific Committee of Mexican Ophthalmic Institute granted approval for this research in July 2018 (No ROGERCI17July2018). All children screened were asked to participate, and informed written consent was provided by their parents.
: The parents of all children examined signed the consent form so that the data obtained from the evaluations of their children could be grouped and analyzed for presentation as a scientific publication.
: The authors declare that they have no competing interests.
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