title: Observer variation in clinical onchocerciasis.
mesh_terms: D000867:Anterior Chamber / Q000469:parasitology; D002163:Cameroon; D002829:Choroid / Q000098:blood supply; D005123:Eye / Q000469:parasitology; D005128:Eye Diseases / Q000453:epidemiology / Q000469:parasitology*; D005260:Female; D007839:Functional Laterality; D006801:Humans; D008297:Male; D009855:Onchocerciasis / Q000175:diagnosis / Q000453:epidemiology*; D009896:Optic Atrophy; D014792:Visual Acuity