Gazulla, José http://orcid.org/0000-0003-3061-6538
Izquierdo-Alvarez, Silvia
Sierra-Martínez, Esther
Marta-Moreno, María Eugenia
Alvarez, Sara
Article History
Received: 23 April 2018
Accepted: 21 August 2018
First Online: 11 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.