Okaru, Alex O.
Rullmann, Anke
Farah, Adriana
Gonzalez de Mejia, Elvira
Stern, Mariana C.
Lachenmeier, Dirk W.
Funding for this research was provided by:
Deutscher Akademischer Austauschdienst (57250960)
Article History
Received: 1 December 2016
Accepted: 29 January 2018
First Online: 1 March 2018
Ethics approval and consent to participate
: Not applicable (no experiments on live vertebrates (or higher invertebrates), humans or human samples).
: 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.