References
- Corper , N.J. and Lurie , M.B. 1926 . Amer.Rev.Tuberc. , 14 : 14 – 14 .
- DuToit , R. and Mönnig , H.O. 1942 . J.S.Afr.Vet.Med. Ass. , 13 : 79 – 80 .
- Feldman , W.H. and Code , C.F. 1942 . J.Tech.Meth. , 22 : 49 – 56 .
- Jennings , A.R. 1949 . Vet.Rec. , 61 : 380 – 385 .
- Lovell , R. and White , E.G. 1940 . Brit.J.Tuberc. , 34 : 117 – 133 .
- Lovell , R. and White , E.G. 1941 . Brit.J.Tuberc. , 35 : 28 – 40 .