About the Authors

Fabienne Krauer

fabienne.krauer@ispm.unibe.ch

Affiliation Institute of Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland

Sandro Gsteiger

Affiliation Institute of Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland

Nicola Low

Affiliation Institute of Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland

Christian H. Hansen

Affiliation MRC Tropical Epidemiology Group, London School of Hygiene & Tropical Medicine, London, United Kingdom; Mwanza Intervention Trials Unit, National Institute for Medical Research, Mwanza, Tanzania

Christian L. Althaus

Affiliation Institute of Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FK SG NL CHH CLA. Analyzed the data: FK. Wrote the paper: FK SG NL CHH CLA.