The winter 1996 mass immunisation campaign--is it the best strategy for South Africa at this time?
Thetard
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D002648:Child; D006801:Humans; D017589:Immunization Programs / Q000592:standards*; D007116:Immunization, Passive; D008457:Measles / Q000276:immunology; D011051:Poliomyelitis / Q000276:immunology; D013019:South Africa