Parody, R http://orcid.org/0000-0003-0375-7570
Lopez-Corral, L
Godino, O L
Cadenas, I G
Martinez, A P
Vazquez, L
Martino, R
Martinez, C
Solano, C
Barba, P
Valcarcel, D
Caballero-Velazquez, T
Marquez-Malaver, F J
Sierra, J
Caballero, D
Perez-Simón, J A
Article History
Received: 2 April 2014
Revised: 11 August 2014
Accepted: 15 August 2014
First Online: 13 October 2014
Competing interests
: The authors declare no conflict of interest.