ABSTRACT
Data in this chapter may be updated by Medline and PubMed searches using the keywords: hearing loss, deafness, epidemiology, prevention, infection, vaccination, cytomegalovirus, measles, mumps, meningitis, ototoxicity, barotrauma and noise trauma. Epidemiological data from the World Health Organization have been used. Material from previous editions of this textbook on the same chapter has also been used.
