References
- Barr , Mollie , Glenny , A. T. and Howie , J. W. 1953 . Active immunisation of ewes and their lambs . J. Path. Bact. , 65 : 155 – 168 .
- 1963 . British Pharmacopoeia , : 1118 – 1120 . Appendix XV B
- 1965 . British Veterinary Codex , 513 – 514 . London : The Pharmaceutical Press .
- Chodnik , K. S. , Jull , D. J. and Addison , I. A. 1960 . The transmission of immunity to tetanus from ewe to lamb . Vet. Rec. , 72 : 277 – 280 .
- Dukes , H. H. 1947 . The Physiology of Domestic Animals , 6th ed. , 64 – 64 . New York : Cornstock Publishing Co. .
- Glenny , A. T. and Hopkins , Barbara . 1923–24 . Duration of passive immunity . J. Hyg., Camb. , 22 : 37 – 51 .
- Hansard , S. L. , Butler , W. O. , Comar , C. L. and Hobbs , C. S. 1953 . Blood volume of farm animals . J. anim. Sci. , 12 : 402 – 413 .