García-Pérez, Guillermo
Boguñá, Marián
Allard, Antoine
Serrano, M. Ángeles
Article History
Received: 20 April 2016
Accepted: 26 August 2016
First Online: 16 September 2016
Change Date: 8 November 2016
Change Type: Update
Change Details: The HTML version of this paper was updated after publication, following a technical error that resulted in parts of the Supplementary Information being published with the incorrect names and as xls rather than csv files, leading to a loss of information. This has now been corrected; the PDF version of the paper was correct from the time of publication.
Competing interests
: The authors declare no competing financial interests.