title: Hearing impairment in developing countries.
authors: CBE, Brighton, East Sussex, England.
authors: J
authors: J
authors: Wilson
mesh_terms: D000328:Adult; D000368:Aged; D002170:Canada; D002648:Child; D003638:Deafness / Q000453:epidemiology / Q000517:prevention & control; D003906:Developing Countries; D006233:Persons with Disabilities; D006311:Hearing Disorders / Q000453:epidemiology* / Q000517:prevention & control; D006317:Hearing Loss, Noise-Induced / Q000453:epidemiology / Q000517:prevention & control; D006801:Humans; D007391:International Cooperation; D010033:Otitis Media / Q000453:epidemiology / Q000517:prevention & control; D012106:Research; D014944:World Health Organization