Funding for this research was provided by:
Instituto de Salud Carlos III (PI051564)
Gobierno del Principado de Asturias (FC-15-GRUPIN14-141)
Text and Data Mining valid from 2018-06-25
Received: 29 September 2017
Accepted: 15 June 2018
First Online: 25 June 2018
Ethics approval and consent to participate
: The study was approved by the Ethics Committee on Clinical Investigation of the Hospital Universitario Central de Asturias and all patients gave their informed written consent.
: Not applicable
: The authors declare that they have no competing interests.
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