The World Health Organization's Programme for the Prevention of Deafness and Hearing Impairment.
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Programme for the Prevention of Blindness and Deafness (PBD), World Health Organization, Geneva, Switzerland.
D003638:Deafness / Q000517:prevention & control*; D006311:Hearing Disorders / Q000517:prevention & control*; D006801:Humans; D007391:International Cooperation; D011320:Primary Health Care; D016730:Program Development; D014944:World Health Organization