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2. Pathogenic Microbes in Milk.;Klein;Journ. of Hygiene,1901
3. Milk the vehicle of Contagion in an outbreak of Diphtheria;Bowhill;Veterinary Record,1899
4. The Bacillus diphtheriae in milk;Eyre;Brit. Med. Journ.,1899
5. Experiments on the Relation of the Cow to Milk-Diphtheria