About the Authors

Graeme Brendon Jacobs

Affiliation Division of Medical Virology, Stellenbosch University, Tygerberg, South Africa

Eduan Wilkinson

Affiliations Division of Medical Virology, Stellenbosch University, Tygerberg, South Africa, Africa Center for Health and Population Studies, University of KwaZulu-Natal, Mtubatuba, South Africa

Shahieda Isaacs

Affiliation Division of Medical Virology, Stellenbosch University, Tygerberg, South Africa

Georgina Spies

Affiliation Department of Psychiatry, Stellenbosch University, Tygerberg, South Africa

Tulio de Oliveira

Affiliation Africa Center for Health and Population Studies, University of KwaZulu-Natal, Mtubatuba, South Africa

Soraya Seedat

Affiliation Department of Psychiatry, Stellenbosch University, Tygerberg, South Africa

Susan Engelbrecht

susanen@sun.ac.za

Affiliations Division of Medical Virology, Stellenbosch University, Tygerberg, South Africa, National Health Laboratory Services (NHLS), Tygerberg Coastal, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SS SE. Performed the experiments: GBJ EW SI GS. Analyzed the data: SE GBJ EW GS TdO. Contributed reagents/materials/analysis tools: TdO SS. Wrote the paper: GBJ EW SE. All authors critically reviewed, read and approved the final manuscript: GBJ EW SI GS TdO SS SE.