Funding for this research was provided by:
Ministerio de Economía, Industria y Competitividad, Gobierno de España (RYC-2016-20471)
Received: 23 July 2019
Accepted: 24 August 2020
First Online: 31 August 2020
Ethics approval and consent to participate
: All procedures performed in the current study involving human participants were done in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from all individual participants included in the study. The study was approved by the Ethics Committee of the University of Alicante (VISIONIX project).
: Not applicable.
: The authors declare that they have no competing interests.