Aluja, A.
García, L. F.
Cuevas, L.
Lucas, I.
Article History
First Online: 9 November 2018
Compliance with Ethical Standards
:
: 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 obtained from all individual participants included in the study.
: A. Aluja, L. F. García, L. Cuevas and I Lucas declare no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
: The study was approved by the local Institutional Review Board. The statement about ethical approval has been included.