About the Authors

Bahati M. K. Wajanga

wajangabmk@yahoo.com

Affiliations Department of Internal Medicine, Bugando Medical Centre, Mwanza, Tanzania, Department of Internal Medicine, Catholic University of Health and Allied Sciences - Bugando, Mwanza, Tanzania

Robert N. Peck

Affiliations Department of Internal Medicine, Bugando Medical Centre, Mwanza, Tanzania, Department of Internal Medicine, Catholic University of Health and Allied Sciences - Bugando, Mwanza, Tanzania, Center for Global Health, Department of Medicine, Weill Cornell Medical College, New York, New York, United States of America

Samuel Kalluvya

Affiliations Department of Internal Medicine, Bugando Medical Centre, Mwanza, Tanzania, Department of Internal Medicine, Catholic University of Health and Allied Sciences - Bugando, Mwanza, Tanzania

Daniel W. Fitzgerald

Affiliation Center for Global Health, Department of Medicine, Weill Cornell Medical College, New York, New York, United States of America

Luke R. Smart

Affiliations Department of Internal Medicine, Bugando Medical Centre, Mwanza, Tanzania, Department of Internal Medicine, Catholic University of Health and Allied Sciences - Bugando, Mwanza, Tanzania, Center for Global Health, Department of Medicine, Weill Cornell Medical College, New York, New York, United States of America

Jennifer A. Downs

Affiliations Department of Internal Medicine, Bugando Medical Centre, Mwanza, Tanzania, Department of Internal Medicine, Catholic University of Health and Allied Sciences - Bugando, Mwanza, Tanzania, Center for Global Health, Department of Medicine, Weill Cornell Medical College, New York, New York, United States of America

Competing Interests

Dr. Wajanga received support from Pfizer, Inc. for travel to New York for clinical training (total value <$1,000). This does not alter the authors’ adherence to all the PLoS One policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: BW DWF JAD. Performed the experiments: BW. Analyzed the data: BW RNP SK DWF LRS JAD. Contributed reagents/materials/analysis tools: BW JAD. Wrote the paper: BW RNP DWF SK LRS JAD.