About the Authors
- Yoesrie Toefy
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* E-mail: ytoefy@sun.ac.za
Affiliations Karolinska Institutet, Department of Public Health Sciences, Stockholm, Sweden, Stellenbosch University, Department of Interdisciplinary Health Sciences, Tygerberg, Cape Town, South Africa
- Donald Skinner
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Affiliation Stellenbosch University, Department of Interdisciplinary Health Sciences, Tygerberg, Cape Town, South Africa
- Sarah C. Thomsen
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Affiliation Karolinska Institutet, Department of Public Health Sciences, Stockholm, Sweden
Competing Interests
Dr Sarah Thomsen is an Academic Editor of Plos One. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: YT DS ST. Performed the experiments: YT DS ST. Analyzed the data: YT DS ST. Contributed reagents/materials/analysis tools: YT DS ST. Wrote the paper: YT DS ST. Conducted the fieldwork: YT.