Amblyopia among African pupils in Rwanda.
D000293:Adolescent; D000550:Amblyopia / Q000453:epidemiology*; D002648:Child; D005260:Female; D006801:Humans; D006956:Hyperopia / Q000453:epidemiology; D008297:Male; D009216:Myopia / Q000453:epidemiology; D012432:Rwanda; D014792:Visual Acuity