Gil-Agudo, A
Mozos, M S
Ruiz, B C
del-Ama, A J
Pérez-Rizo, E
Segura-Fragoso, A
Jiménez-Díaz, F
Article History
Received: 10 March 2015
Revised: 19 May 2015
Accepted: 3 July 2015
First Online: 18 August 2015
Competing interests
: The authors declare no conflict of interest.
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