Ferrán, Beatriz
Martí-Pàmies, Ingrid
Alonso, Judith
Rodríguez-Calvo, Ricardo
Aguiló, Silvia
Vidal, Francisco
Rodríguez, Cristina
Martínez-González, José
Article History
Received: 9 March 2016
Accepted: 25 April 2016
First Online: 16 May 2016
Competing interests
: The authors declare no competing financial interests.