Muñoz-Culla, Maider
Irizar, Haritz
Sáenz-Cuesta, Matías
Castillo-Triviño, Tamara
Osorio-Querejeta, Iñaki
Sepúlveda, Lucía
López de Munain, Adolfo
Olascoaga, Javier
Otaegui, David
Article History
Received: 20 August 2015
Accepted: 21 December 2015
First Online: 1 February 2016
Competing interests
: The authors declare no competing financial interests.