About the Authors

Abdou Amza, Boubacar Kadri, Baido Nassirou
Programme National de Lutte Contre la Cecité, Niamey, Niger

Nicole E. Stoller, Sun N. Yu, Zhaoxia Zhou, Stephanie Chin, Jeremy D. Keenan, Travis C. Porco, Thomas M. Lietman, Bruce D. Gaynor
F.I. Proctor Foundation, University of California San Francisco, San Francisco, California, United States of America

Sheila K. West
Dana Center for Preventive Ophthalmology, Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland, United States of America

Robin L. Bailey, David C. W. Mabey
Clinical Research Unit, Department of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom

Jeremy D. Keenan, Thomas M. Lietman, Bruce D. Gaynor
Department of Ophthalmology, University of California San Francisco, San Francisco, California, United States of America

Travis C. Porco, Thomas M. Lietman
Department of Epidemiology and Biostatistics, University of California San Francisco, San Francisco, California, United States of America

Travis C. Porco, Thomas M. Lietman
Institute for Global Health, University of California San Francisco, San Francisco, California, United States of America

Travis C. Porco
Center for Infectious Disease and Emergency Readiness, University of California, Berkeley, California, United States of America

Corresponding Author

bruce.gaynor@ucsf.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SKW RLB DCWM JDK TCP TML BDG. Performed the experiments: AA BK BN NES SNY ZZ SC JDK TML BDG. Analyzed the data: ZZ SC JDK TCP TML BDG. Contributed reagents/materials/analysis tools: ZZ SC TML BDG. Wrote the paper: AA NES SNY JDK TCP TML BDG.