Lopiz, Yaiza http://orcid.org/0000-0002-0678-5086
Checa, Pablo
García-Fernández, Carlos
Valle, Jose
Vega, Maria Luisa
Marco, Fernando
Article History
Received: 2 May 2018
Accepted: 9 August 2018
First Online: 16 August 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.