About the Authors

Beauty Makamure

Affiliation Biomedical Research and Training Institute, Harare, Zimbabwe

Jesca Mhaka

Affiliation Biomedical Research and Training Institute, Harare, Zimbabwe

Salome Makumbirofa

Affiliation Biomedical Research and Training Institute, Harare, Zimbabwe

Reggie Mutetwa

Affiliation Biomedical Research and Training Institute, Harare, Zimbabwe

Lucy Mupfumi

Affiliation Biomedical Research and Training Institute, Harare, Zimbabwe

Peter Mason

Affiliations Biomedical Research and Training Institute, Harare, Zimbabwe, University of Zimbabwe College of Health Sciences, Harare, Zimbabwe

John Z. Metcalfe

john.metcalfe@ucsf.edu

Affiliation Francis J. Curry International Tuberculosis Center, Division of Pulmonary and Critical Care Medicine, San Francisco General Hospital, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Performed the experiments: BM JM. Conceived and designed the experiments: BM PRM JZM. Provided critical edits to manuscript: LM RM. Analyzed the data: BM JZM. Contributed reagents/materials/analysis tools: PRM SM JZM. Wrote the paper: BM JZM.