Pabón, B.M.
Beltrán, J.I.
Sánchez-Santolino, G.
Palacio, I.
López-Sánchez, J.
Rubio-Zuazo, J.
Rojo, J.M.
Ferrer, P.
Mascaraque, A.
Muñoz, M.C.
Varela, M.
Castro, G.R.
de la Fuente, O. Rodríguez
Article History
Received: 18 August 2014
Accepted: 16 December 2014
First Online: 24 February 2015
Competing interests
: The authors declare no competing financial interests.