34     THE INDIAN JOURNAL OF VETERINARY SCIENCE AND ANIMAL HUSBANDRY [ I, I

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      (6)  Bang, B. (1897). Z. f. Thiermed. 1, 241

      (7)  Schroeder, E. C., and Cotton, W. E. (1911). Ann. Report Bur. Animal Industry U. S. Dept.
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      (8)  Mohler, J. R., and Eichhorn, A. (1911). Ibid. 28, 119.

      (9)  Evans, A. C. (1918). J. Inf. Dis. 22, 580.

      (10)  Meyer, K. F., and Shaw, E. B. (1920). Ibid. 27, 173.

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              „           (1923). Ibid. 22, 335.

      (12)  Harrison and Wilson (1928). Lancet, 215, i, 1338.

      (13)  Smith, Theobald (1926). J. Exp. Med. 43, 207.

      (14)  Kristensen (1928). Cbl. f. Bakt. 1. Orig. 108, 89.

      (15)  Schroeder, E. C., and Cotton, W. E. (1924). J. Amer. Vet. Med. Ass. 64, 479.

      (16)  Carpenter (1926). Cornell Vet. 16, 133.

      (17)  Pfenninger (1923). Schweiz Arch. f. Tierheil. 65, 600.

      (18)  Sheather (1923). J. Comp. Path. and Ther. 36, 255.

      (19)  Fitch and Lubbehusen (1924). Cornell Vet. 14, 299.

      (20)  Carpenter and Boak (1928). Amer. J. Pub. health, 18, 743.