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RELATED DATA

: Supplementary Information

IDENTIFIERS

: C. Blanco-Andujar (ORCID)

: D. Ortega (ORCID)

: D. Ortega (ResearcherID)

COPYRIGHT AND LICENSING

: The Royal Society of Chemistry has an exclusive publication licence for this journal

OPEN ACCESS: This article is freely available. This article is licensed under a Creative Commons Attribution 3.0 Unported Licence (CC BY 3.0)

PUBLICATION HISTORY

: Received 23 October 2014; Accepted 20 November 2014; Accepted Manuscript published 3 December 2014; Advance Article published 17 December 2014; Version of Record published 22 January 2015