Funding for this research was provided by:
Instituto de Salud Carlos III (PI14/01234)
Fondos FEDER (PIE15/00065)
Text and Data Mining valid from 2018-10-03
Received: 10 October 2017
Accepted: 24 September 2018
First Online: 3 October 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of La Paz University Hospital and was conducted according to the Declaration of Helsinki.
: All the participants provided signed informed consent, including consent for publication.
: The authors declare no conflicts of interest.
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