About the Authors

Susan Lewallen

slewallen@kcco.net

Affiliation Kilimanjaro Centre for Community Ophthalmology, Good Samaritan Foundation, Moshi, Tanzania

Amir Bedri Kello

Affiliation Light for the World, Addis Ababa, Ethiopia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

ICMJE criteria for authorship read and met: SL ABK. Wrote the first draft of the paper: SL. Contributed to the writing of the paper: SL ABK.