Pardina, E
Ferrer, R
Rossell, J
Ricart-Jané, D
Méndez-Lara, K A
Baena-Fustegueras, J A
Lecube, A
Julve, J
Peinado-Onsurbe, J
Article History
Received: 26 December 2016
Revised: 28 February 2017
Accepted: 2 April 2017
First Online: 10 May 2017
Competing interests
: The authors declare no conflict of interest.