About the Authors

Marie Hasselberg

Affiliation Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Netta Beer

Affiliation Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Lisa Blom

Affiliation Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Lee A. Wallis

marie.hasselberg@ki.se

Affiliation Division of Emergency Medicine, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa

Lucie Laflamme

Affiliations Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden, University of South Africa, Pretoria, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LL MH LAW. Performed the experiments: NB LB LL MH. Analyzed the data: MH NB LB LAW LL. Contributed reagents/materials/analysis tools: MH NB LB LAW LL. Wrote the paper: NB LL MH LAW.