BILHARZIASIS; AN APPROACH TO THE CONTROL OF AN ENDEMIC DISEASE WITH PARTICULAR REFERENCE TO NATAL AND ZULULAND.
D000818:Animals; D003140:Communicable Disease Control; D019353:Endemic Diseases; D006801:Humans; D008975:Molluscacides; D012552:Schistosomiasis; D012908:Snails; D013019:South Africa; D013223:Statistics as Topic; D014867:Water
D008975:Molluscacides; D014867:Water
COMMUNICABLE DISEASE CONTROL; MOLLUSCACIDES; SCHISTOSOMIASIS; SNAILS; SOUTH AFRICA; STATISTICS; WATER