Funding for this research was provided by:
Instituto de Salud Carlos III (PI14/00067, PI14/01716, PI14/01880, PI14/00556, RYC-2016-20155)
Fundación Científica Asociación Española Contra el Cáncer (FFIS-CC 2016-06)
Received: 20 January 2021
Accepted: 29 July 2021
First Online: 16 August 2021
: All participants were informed at recruitment and they signed an informed consent. This study was approved by Ethics Committee of Granada (Comité de Ética de la Investigación Biomédica de Granada).
: The authors declare that they have no competing interests.