About the Authors

Alice Norah Ladur

aliceladur@gmail.com

Affiliations Centre for Infectious Disease Epidemiology and Research (CIDER), University of Cape Town, Cape Town, South Africa, Department of Community Health, Africa Renewal University, Kampala, Uganda

Christopher J. Colvin

Affiliation Centre for Infectious Disease Epidemiology and Research (CIDER), University of Cape Town, Cape Town, South Africa

Kathryn Stinson

Affiliation Centre for Infectious Disease Epidemiology and Research (CIDER), 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: ANL CJC KS. Performed the experiments: ANL CJC KS. Analyzed the data: ANL CJC KS. Contributed reagents/materials/analysis tools: ANL CJC KS. Wrote the paper: ANL CJC KS. Designed the software used in analysis: CJC ANL. Obtained permission for access to study clinics: KS ANL.