Funding for this research was provided by:
FP7 People: Marie-Curie Actions (612116)
Deutsche Forschungsgemeinschaft (BE3177/2-1)
Internal KCL grant (Not applicable)
Text and Data Mining valid from 2018-05-25
Received: 18 October 2017
Accepted: 8 May 2018
First Online: 25 May 2018
Ethics approval and consent to participate
: The study was approved by the North Rhine Westphalian State Agency for Nature, Environment and Consumer Protection, Germany and by the Ethics Committee of King’s College London, United Kingdom (UK).
: The authors declare that they have no competing interests.
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