title: The Simulium control scheme at Abuja, North Nigeria, and its effect on the prevalence of ocular onchocerciasis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001706:Biopsy; D001766:Blindness / Q000209:etiology; D002386:Cataract / Q000209:etiology; D002648:Child; D004175:Diptera; D005128:Eye Diseases / Q000209:etiology; D005260:Female; D006801:Humans; D007300:Insect Control; D007303:Insect Vectors; D008297:Male; D008875:Middle Aged; D009133:Muscular Atrophy / Q000150:complications; D009549:Nigeria; D009748:Nutrition Disorders / Q000150:complications; D009855:Onchocerciasis / Q000150:complications / Q000453:epidemiology* / Q000473:pathology; D009896:Optic Atrophy / Q000209:etiology; D012867:Skin / Q000473:pathology; D014141:Trachoma / Q000209:etiology; D014792:Visual Acuity