Sanz, J
Arango, M
Carpio, N
Montesinos, P
Moscardó, F
Martín, G
López, F
Jarque, I
Lorenzo, I
de la Rubia, J
Solves, P
Boluda, B
Salazar, C
Cañigral, C
Sanz, M A
Sanz, G F
Article History
Received: 10 December 2013
Revised: 17 March 2014
Accepted: 1 April 2014
First Online: 2 June 2014
Competing interests
: The authors declare no conflict of interest.