León, Silvia
Barroso, Alexia
Vázquez, María J.
García-Galiano, David
Manfredi-Lozano, María
Ruiz-Pino, Francisco
Heras, Violeta
Romero-Ruiz, Antonio
Roa, Juan
Schutz, Günther
Kirilov, Milen
Gaytan, Francisco
Pinilla, Leonor
Tena-Sempere, Manuel
Article History
Received: 8 July 2015
Accepted: 8 December 2015
First Online: 12 January 2016
Competing interests
: The authors declare no competing financial interests.