Gavaldà -Navarro, Aleix
Hondares, Elayne
Giralt, Marta
Mampel, Teresa
Iglesias, Roser
Villarroya, Francesc
Article History
Received: 8 February 2015
Accepted: 21 July 2015
First Online: 2 September 2015
Competing interests
: The authors declare no competing financial interests.