Funding for this research was provided by:
Agencia de Innovación y Desarrollo de Andalucía (P12-TIC-7528)
Ministerio de Ciencia e Innovación (ES) (TIN2014-55894-C2-1-R)
Text and Data Mining valid from 2018-08-06
Received: 29 November 2017
Accepted: 26 July 2018
First Online: 6 August 2018
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