Funding for this research was provided by:
Instituto de Salud Carlos III (PI15/1424, PI16/00301, PI16/01083, PI18/00932)
Received: 21 June 2019
Accepted: 18 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: The study was conducted according to the ethical principles stated in the Declaration of Helsinki, and all procedures were approved by University Hospital Dr. Peset Ethics Committee. Written informed consent was obtained from all subjects.
: Not applicable.
: The authors declare that they have no competing interests.