Funding for this research was provided by:
Fundación Científica Asociación Española Contra el Cáncer (GC16173697BIGA)
Text and Data Mining valid from 2018-07-24
Received: 7 May 2018
Accepted: 9 July 2018
First Online: 24 July 2018
Ethics approval and consent to participate
: Samples were obtained in accordance with the principles of the Declaration of Helsinki and the Spanish legislation for protection of personal data and research on human samples, after patients provided their written informed consent. The study was approved by the Institutional Review Board of the Hospital Germans Trias i Pujol (Badalona, Spain).
: Not applicable.
: The authors declare that they have no competing interests.
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