Torres-Vega, M A
Vargas-Jerónimo, R Y
Montiel-Martínez, A G
Muñoz-Fuentes, R M
Zamorano-Carrillo, A
Pastor, A R
Palomares, L A
Article History
Received: 4 March 2014
Revised: 26 July 2014
Accepted: 2 September 2014
First Online: 23 October 2014
Competing interests
: The authors declare no conflict of interest.