Funding for this research was provided by:
Fundación General Universidad de granada- Empresa
Text and Data Mining valid from 2018-04-27
Received: 21 March 2017
Accepted: 12 April 2018
First Online: 27 April 2018
Ethics approval and consent to participate
: The experiments were approved by the ethics committee of the University of Granada (Granada, Spain; n°: 28/06/2016/116).
: Not applicable.
: The authors declare that they have no competing interests.
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