Tobacco abuse in Africa.
Grobbelaar
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D000293:Adolescent; D000328:Adult; D000349:Africa / Q000453:epidemiology; D002648:Child; D005260:Female; D006801:Humans; D007221:Industry; D008297:Male; D012907:Smoking / Q000453:epidemiology*; D013019:South Africa / Q000453:epidemiology