Amigó, Núria
Mallol, Roger
Heras, Mercedes
Martínez-Hervás, Sergio
Blanco-Vaca, Francisco
Escolà-Gil, Joan Carles
Plana, Núria
Yanes, Óscar
Masana, Lluís
Correig, Xavier
Article History
Received: 3 August 2015
Accepted: 30 November 2015
First Online: 18 January 2016
Competing interests
: The authors declare no competing financial interests.