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Authors
Salavera, Carlos https://orcid.org/0000-0002-8072-2390
Usán, Pablo
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Article History
Received: 24 March 2020
Accepted: 9 September 2020
First Online: 31 October 2020
Ethics approval and consent to participate
: All users were informed of the aim of the study and gave their written consent to participate. The study was conducted in compliance with the Helsinki Declaration.
: Not applicable
: The authors declare that they have no competing interests.
