Cano-González, Ana
Mauro-Lizcano, Marta
Iglesias-Serret, Daniel
Gil, Joan
López-Rivas, Abelardo
Article History
Received: 19 July 2017
Revised: 14 November 2017
Accepted: 20 November 2017
First Online: 26 January 2018
Conflict of interest
: The authors declare that they have no conflict of interest.