REFERENCES
- Bond, Elihu, and Kubin, Ross (1949): Vet. med., 40: 118.
- Calvery, H. O., Long, E. P., and Morris, H. J. (1938): J. Pharm. and exp. Therap., 64: 364.
- Hodgman, S. F. J., and Larin, N. M. (1953): Vet. Rec., 65: 447.
- Lieberman, Leo L. (1948): North Amer. Vet., 29: 574.
- Mitchell, Chas. A. (1940): Canad. J. comp. Med., 4: 170.
- Parry, H. (1948): Lancet, 254: 32.
- Staples, E. (1955): N.Z. vet. J. 3: 39.