Fernandez-Sanz, C
Ruiz-Meana, M
Miro-Casas, E
Nuñez, E
Castellano, J
Loureiro, M
Barba, I
Poncelas, M
Rodriguez-Sinovas, A
Vázquez, J
Garcia-Dorado, D
Article History
Received: 1 August 2014
Revised: 21 October 2014
Accepted: 4 November 2014
First Online: 18 December 2014
Competing interests
: The authors declare no conflict of interest.