About the Authors

Christine L. Heidebrecht

Affiliation Clinical and Biomedical Tuberculosis Research Unit, Medical Research Council, Durban, South Africa

Laura J. Podewils

Affiliation Division of Tuberculosis Elimination, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Alexander Pym

Affiliation KwaZulu-Natal Research Institute for Tuberculosis and HIV, Durban, South Africa

Thuli Mthiyane

Affiliation School of Laboratory Medicine and Medical Sciences, University of KwaZulu-Natal, Durban, South Africa

Ted Cohen


Affiliation Epidemiology of Microbial Diseases, Yale School of Public Health, New Haven, Connecticut, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LP AP TC. Performed the experiments: CH TM AP. Analyzed the data: CH LP AP TC. Contributed reagents/materials/analysis tools: TC. Wrote the paper: CH LP AP TM TC.