Funding for this research was provided by:
Text and Data Mining valid from 2018-10-30
Received: 9 August 2018
Accepted: 10 October 2018
First Online: 30 October 2018
: All authors read and approved this manuscript.
: The study was approved by the Institutional Review Board of the Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán with the reference number IRE-2226-17/ 18-1. All necessary written consent was obtained from any patients involved in the study.
: Not applicable.
: The authors declare that they have no financial interests that could create a potential conflict of interest with regard to the work.
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