About the Authors

Amitabh B. Suthar

icf4@cdc.gov

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

Till Bärnighausen

Affiliations Africa Health Research Institute, Mtubatuba, South Africa, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America, Heidelberg Institute of Public Health, Heidelberg, Germany

Competing Interests

The authors of the manuscript have read the journal's policy and have the following competing interests: ABS is a member of the Editorial Board of PLOS Medicine.