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Authors
You, Wenpeng https://orcid.org/0000-0002-6229-1064
Rühli, Frank J
Henneberg, Renata J
Henneberg, Maciej
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Funding
Funding for this research was provided by:
The Mäxi Foundation, Zurich, Switzerland
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Article History
Received: 10 April 2018
Accepted: 19 September 2018
First Online: 26 September 2018
Ethics approval and consent to participate
: All the data supporting our findings in this paper were freely downloaded from the UN agencies’ websites. No ethical approval or written informed consent for participation was required.
: 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.
