Funding for this research was provided by:
Ministerio de Economía y Competitividad (BFU2012–35168, BFU2015-63732)
Comissió Interdepartamental de Recerca i Innovació Tecnològica (2009SGR-1287, 2014SGR-10555)
Agència de Gestió d’Ajuts Universitaris i de Recerca
Article History
Received: 5 September 2016
Accepted: 8 March 2017
First Online: 22 March 2017
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.
: This article does not contain any studies with human participants or animals performed by the authors.