Funding for this research was provided by:
ANR Agence Nationale de la Recherche
Text and Data Mining valid from 2018-12-01
Received: 12 July 2018
Accepted: 19 November 2018
First Online: 6 December 2018
Ethics approval and consent to participate
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.