About the Authors

Deborah Dean

To whom correspondence should be addressed. E-mail: ddean@chori.org

Affiliations Center for Immunobiology and Vaccine Development, Children's Hospital Oakland Research Institute, Oakland, California, United States of America , Department of Medicine, University of California at San Francisco, California, United States of America , Joint Graduate Group in Bioengineering, University of California, Berkeley, and University of California, San Francisco, California, United States of America

Ram P Kandel

Affiliation Department of Ophthalmology, Lumbini Rana-Ambika Eye Hospital, Bhairahawa, Nepal

Him K Adhikari

Affiliation Department of Ophthalmology, Lumbini Rana-Ambika Eye Hospital, Bhairahawa, Nepal

Tracey Hessel

Affiliation Department of Pediatrics, University of California at San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

DD led the project, designed the experiments and the study, contributed to the field aspects of the study, analyzed the data, and made a major contribution to the writing of the paper. RPK and HKA enrolled patients and ensured appropriate conduct of the study for its duration in the field. TH analyzed the data, contributed to the field aspects of the study, and wrote the first draft of the paper.