About the Authors

Jack S. Rowe

Affiliations Botswana-UPenn Partnership, Gaborone, Botswana, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Samir S. Shah

Affiliations University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States of America

Stephen Motlhagodi

Affiliations Botswana National Health Laboratory, Gaborone, Botswana, Princess Marina Hospital, Gaborone, Botswana

Margaret Bafana

Affiliations Botswana National Health Laboratory, Gaborone, Botswana, Princess Marina Hospital, Gaborone, Botswana

Ephraim Tawanana

Affiliations Botswana National Health Laboratory, Gaborone, Botswana, Princess Marina Hospital, Gaborone, Botswana

Hong T. Truong

Affiliation Botswana-UPenn Partnership, Gaborone, Botswana

Sarah M. Wood

Affiliation The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States of America

Nicola M. Zetola

Affiliations Botswana-UPenn Partnership, Gaborone, Botswana, Princess Marina Hospital, Gaborone, Botswana

Andrew P. Steenhoff

steenhoff@email.chop.edu

Affiliations Botswana-UPenn Partnership, Gaborone, Botswana, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America, Princess Marina Hospital, Gaborone, Botswana, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JSR SSS MB HTT SMW APS. Performed the experiments: JSR SM MB ET APS. Analyzed the data: JSR SSS NMZ APS. Wrote the paper: JSR SSS SM MB ET HTT SMW NMZ APS.