Lucena, C M
Torres, A
Rovira, M
Marcos, M A
de la Bellacasa, J P
Sánchez, M
Domingo, R
Gabarrus, A
Mensa, J
AgustÃ, C
Article History
Received: 25 November 2013
Revised: 25 May 2014
Accepted: 3 June 2014
First Online: 21 July 2014
Competing interests
: The authors declare no conflict of interest.