Funding for this research was provided by:
Ministry of Economy and Competitiveness of Spain and FEDER funds of the EU (Project TIN2013-42148-P, CAPAP-H5 network TIN2014-53522-REDT)
Ministry of Economy and Competitiveness of Spain and FEDER funds of the EU (Predoctoral grant ref. BES-2014-068066)
Galician Government (Xunta de Galicia) and FEDER funds of the EU (Consolidation Program of Competitive Research (ref. GRC2013/055))