Funding for this research was provided by:
Instituto de Salud Carlos III (PI18/00050, PI15/00186)
Ministerio de Economía, Industria y Competitividad, Gobierno de España (RTC-2016-5314)
Text and Data Mining valid from 2019-08-07
Received: 31 January 2019
Accepted: 1 August 2019
First Online: 7 August 2019
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards (PI-2109).
: Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.