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Browsing 1939 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 12, 1939 by Subject "Cattle -- Vaccination"
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Sterne, Max; Robinson, E.M.; Du Toit, P.J.
(Pretoria : The Government Printer, 1939)
Anthrax spore vaccines have been used in South Africa for the past seventeen years with, on the whole, very satisfactory results. In the course of time the original methods of preparing the vaccine have been somewhat ...