About the Authors

Hope L. Johnson

hjohnson@jhsph.edu

Affiliation International Vaccine Access Center, Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Maria Deloria-Knoll

Affiliation International Vaccine Access Center, Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Orin S. Levine

Affiliation International Vaccine Access Center, Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Sonia K. Stoszek

Affiliation Westat, Rockville, Maryland, United States of America

Laura Freimanis Hance

Affiliation Westat, Rockville, Maryland, United States of America

Richard Reithinger

Address Current address: US Agency for International Development, Addis Ababa, Ethiopia

Affiliation Westat, Rockville, Maryland, United States of America

Larry R. Muenz

Affiliation Westat, Rockville, Maryland, United States of America

Katherine L. O'Brien

Affiliation International Vaccine Access Center, Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

ICMJE criteria for authorship read and met: HLJ MDK OSL SKS LFH RR LRM KLO. Agree with the manuscript's results and conclusions: HLJ MDK OSL SKS LFH RR LRM KLO. Designed the experiments/the study: HLJ MDK OSL LFH LRM KLO. Analyzed the data: OSL SKS LFH RR LRM. Collected data/did experiments for the study: HLJ SKS LFH RR. Wrote the first draft of the paper: HLJ. Contributed to the writing of the paper: HLJ MDK OSL SKS RR LRM KLO. Supervised the conduct of the project and participated in interpretation of study findings: HLJ. Developed and oversaw the design, conduct, and analysis of the project and interpreted study findings: MDK KLO. Contributed to editing the paper after it was written: LFH.