Megías-Vericat, J E
Rojas, L
Herrero, M J
Bosó, V
Montesinos, P
Moscardó, F
Poveda, J L
Sanz, M Á
Aliño, S F
Article History
Received: 12 September 2014
Revised: 15 October 2014
Accepted: 7 November 2014
First Online: 6 January 2015
Competing interests
: The authors declare no conflict of interest.