Fly Project Orbis.
Goodman
N W
NW
University of Bristol.
D000401:Aircraft / Q000191:economics; D001766:Blindness / Q000601:surgery*; D003906:Developing Countries; D005653:Fund Raising; D006801:Humans; D008493:Medical Missions / Q000191:economics; D009885:Ophthalmology / Q000193:education