Funding for this research was provided by:
Instituto de Salud Carlos III (PI13/00045, PI15/01803, PI18/01278)
Fundacion Soria Melguizo
Received: 15 June 2020
Accepted: 23 December 2020
First Online: 4 January 2021
Ethics approval and consent to participate
: The study was conducted with the approval of the Ethics Committee from the Hospital Universitario 12 de Octubre (Madrid-Spain). Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.