García-Chías, B.
Figuero, E.
Castelo-Fernández, B.
Cebrián-Carretero, J. L.
Cerero-Lapiedra, R.
Article History
Received: 23 August 2018
Accepted: 14 January 2019
First Online: 24 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: “All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.”
: Informed consent was signed by all the participants in the study.