Funding for this research was provided by:
Instituto de Salud Carlos III (PI17/02056)
Consejería de Salud y Familias, Junta de Andalucía (PI/0256/2017)
Received: 18 June 2020
Accepted: 9 November 2020
First Online: 16 November 2020
Ethics approval and consent to participate
: Precepts of ethics and research marked by the Declaration of Helsinki concerning medical research were followed to conduct the trial. The protocol was approved by the Regional Health Research Ethical Committee (<b>CEIC-AL: 53/2012</b>), and all patients signed the informed consent before their inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests.