About the Authors

Catrina Mugglin

Affiliation Division of International and Environmental Health, Institute of Social and Preventive Medicine (ISPM), University of Bern, Switzerland

Gilles Wandeler

Affiliations Division of International and Environmental Health, Institute of Social and Preventive Medicine (ISPM), University of Bern, Switzerland, Department of Infectious Diseases, Bern University Hospital, Bern, Switzerland

Janne Estill

Affiliation Division of International and Environmental Health, Institute of Social and Preventive Medicine (ISPM), University of Bern, Switzerland

Matthias Egger

Affiliation Division of International and Environmental Health, Institute of Social and Preventive Medicine (ISPM), University of Bern, Switzerland

Nicole Bender

Affiliation Division of International and Environmental Health, Institute of Social and Preventive Medicine (ISPM), University of Bern, Switzerland

Mary-Ann Davies

Affiliation School of Public Health and Family Medicine, University of Cape Town, South Africa

Olivia Keiser

okeiser@ispm.unibe.ch

Affiliation Division of International and Environmental Health, Institute of Social and Preventive Medicine (ISPM), University of Bern, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CM JE ME OK. Analyzed the data: CM OK. Wrote the paper: CM GW JE ME NB MD OK.