Gallego-Escuredo, J M
Gómez-Ambrosi, J
Catalan, V
Domingo, P
Giralt, M
Frühbeck, G
Villarroya, F
Article History
Received: 30 January 2014
Revised: 8 April 2014
Accepted: 30 April 2014
First Online: 12 May 2014
Competing interests
: The authors declare no conflict of interest.