Díez-Martín, Francisco http://orcid.org/0000-0002-9888-833X
Blanco-González, Alicia http://orcid.org/0000-0002-8509-7993
Prado-Román, Camilo http://orcid.org/0000-0002-1540-0643
Article History
Received: 25 October 2018
Accepted: 10 February 2020
First Online: 17 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.