Quintana-Villamandos, Begoña
Arnalich-Montiel, Ana
Arribas, Silvia
Lüneburg, Nicole
Böger, Rainer H
Delgado-Martos, María Jesús
Fernández-Criado, Carmen
Delgado-Baeza, Emilio
González, María Carmen
Article History
Received: 24 July 2015
Revised: 18 February 2016
Accepted: 24 March 2016
First Online: 2 June 2016
Competing interests
: The authors declare no conflict of interest.
Free to read: This content has been made available to all.