About the Authors

John A. Crump

john.crump@duke.edu

Affiliations Division of Infectious Diseases and International Health, Department of Medicine, Duke University Medical Center, Durham, North Carolina, United States of America, Department of Pathology, Duke University Medical Center, Durham, North Carolina, United States of America, Duke Global Health Institute, Duke University, Durham, North Carolina, United States of America, Kilimanjaro Christian Medical Centre, Moshi, Tanzania, Kilimanjaro Christian Medical College, Tumaini University, Moshi, Tanzania, Centre for International Health, Dunedin School of Medicine, University of Otago, Dunedin, New Zealand

Anne B. Morrissey

Affiliation Division of Infectious Diseases and International Health, Department of Medicine, Duke University Medical Center, Durham, North Carolina, United States of America

William L. Nicholson

Affiliation Rickettsial Zoonoses Branch, Division of Vector-Borne Diseases, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Robert F. Massung

Affiliation Rickettsial Zoonoses Branch, Division of Vector-Borne Diseases, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Robyn A. Stoddard

Affiliation Bacterial Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Renee L. Galloway

Affiliation Bacterial Special Pathogens Branch, Division of High-Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Eng Eong Ooi

Affiliation Emerging Infectious Diseases Signature Research Program, Duke-National University of Singapore Graduate Medical School, Singapore, Singapore

Venance P. Maro

Affiliations Kilimanjaro Christian Medical Centre, Moshi, Tanzania, Kilimanjaro Christian Medical College, Tumaini University, Moshi, Tanzania

Wilbrod Saganda

Affiliation Mawenzi Regional Hospital, Moshi, Tanzania

Grace D. Kinabo

Affiliations Kilimanjaro Christian Medical Centre, Moshi, Tanzania, Kilimanjaro Christian Medical College, Tumaini University, Moshi, Tanzania

Charles Muiruri

Affiliations Division of Infectious Diseases and International Health, Department of Medicine, Duke University Medical Center, Durham, North Carolina, United States of America, Duke Global Health Institute, Duke University, Durham, North Carolina, United States of America

John A. Bartlett

Affiliations Division of Infectious Diseases and International Health, Department of Medicine, Duke University Medical Center, Durham, North Carolina, United States of America, Duke Global Health Institute, Duke University, Durham, North Carolina, United States of America, Kilimanjaro Christian Medical Centre, Moshi, Tanzania, Kilimanjaro Christian Medical College, Tumaini University, Moshi, Tanzania

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JAC JAB. Performed the experiments: JAC ABM WLN RFM RAS RLG EEO VPM WS GDK JAB. Analyzed the data: JAC. Contributed reagents/materials/analysis tools: WLN RFM RAS RLG EEO. Wrote the paper: JAC ABM WLN RFM RAS RLG EEO VPM WS GDK CM JAB. Managed the research program: CM. Sought and obtained funding: JAB.