Martin-Romano, Patricia
Sola, Jose J
Diaz-Gonzalez, Juan A
Chopitea, Ana
Iragorri, Yohana
MartÃnez-Regueira, Fernando
Ponz-Sarvise, Mariano
Arbea, Leire
Subtil, Jose C
Cano, David
Ceniceros, Lucia
Legaspi, Jairo
Hernandez, Jose Luis
RodrÃguez, Javier
Article History
Received: 25 April 2016
Revised: 24 June 2016
Accepted: 19 July 2016
First Online: 18 August 2016
Competing interests
: The authors declare no conflict of interest.