DomĂnguez-Rodrigo, Manuel
Pickering, Travis Rayne
Almécija, Sergio
Heaton, Jason L.
Baquedano, Enrique
Mabulla, Audax
Uribelarrea, David
Article History
Received: 20 April 2015
Accepted: 3 July 2015
First Online: 18 August 2015
Competing interests
: The authors declare no competing financial interests.