Frías, M
Rodríguez-Cano, D
Cuenca-López, F
Macías, J
Gordon, A
Manzanares-Martín, B
Pineda, J A
Camacho, Á
Torre-Cisneros, J
Peña, J
Rivero-Juárez, A
Rivero, A
Article History
Received: 20 October 2015
Revised: 19 April 2016
Accepted: 2 May 2016
First Online: 31 May 2016
Competing interests
: Neither the authors nor their institution received any payment or services from a third party for any aspect of the submitted work at any time (for example, data monitoring board, study design, manuscript preparation and statistical analysis). Outside the submitted work, AR received consulting fees from Bristol-Myers Squibb, Abbott, Gilead, Roche, Boehringer Ingelheim, GlaxoSmithKline, Merck Sharp & Dohme and Janssen-Cilag. He also received lecture fees from GlaxoSmithKline, Roche, Abbott, Bristol-Myers Squibb, Boehringer Ingelheim and Schering-Plough. The remaining authors have no conflicts of interest to declare.