Martinez-Gorricho, Silvia http://orcid.org/0000-0002-4583-4266
Sanchez Villalba, Miguel http://orcid.org/0000-0003-2564-1085
Article History
Received: 6 February 2020
Accepted: 7 May 2021
First Online: 12 June 2021
Declarations
:
: The authors declare that they have no conflict of interest.
: Both authors testify that this paper complies with the ethical rules of the journal and both agree with the submission of the paper to SERIEs. The authors declare that the work described has not been published before and that it is not under consideration for publication anywhere else. Finally, the authors declare no ethical issues or issues needing informed consent.