Alonso, Judith
Galán, María
Martí-Pàmies, Ingrid
Romero, José María
Camacho, Mercedes
Rodríguez, Cristina
Martínez-González, José
Article History
Received: 3 June 2016
Accepted: 7 September 2016
First Online: 22 September 2016
Competing interests
: The authors declare no competing financial interests.