About the Authors

Helen S. Cox

hcox@burnet.edu.au

Affiliations Burnet Institute, Melbourne, Australia, Médecins Sans Frontières, Cape Town, South Africa, Monash University, Melbourne, Australia

Cheryl McDermid

Affiliation Médecins Sans Frontières, Cape Town, South Africa

Virginia Azevedo

Affiliation City of Cape Town Health, Cape Town, South Africa

Odelia Muller

Affiliation Médecins Sans Frontières, Cape Town, South Africa

David Coetzee

Affiliation University of Cape Town, Cape Town, South Africa

John Simpson

Affiliation National Health Laboratory Service, Cape Town, South Africa

Marinus Barnard

Affiliation National Health Laboratory Service, Cape Town, South Africa

Gerrit Coetzee

Affiliation National Health Laboratory Service, Johannesburg, South Africa

Gilles van Cutsem

Affiliations Médecins Sans Frontières, Cape Town, South Africa, University of Cape Town, Cape Town, South Africa

Eric Goemaere

Affiliations Médecins Sans Frontières, Cape Town, South Africa, University of Cape Town, Cape Town, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HSC CM VA DC GC GvC EG. Performed the experiments: HSC OM JS MB. Analyzed the data: HSC VA OM DC JS MB. Contributed reagents/materials/analysis tools: JS MB GC. Wrote the paper: HSC CM DC GvC EG.