1.
Br Vet J
; 133(1): 88-94, 1977.
Article
in English
| MEDLINE
| ID: mdl-837209
2.
Br Vet J
; 132(6): 615-20, 1976.
Article
in English
| MEDLINE
| ID: mdl-990892
3.
Br Vet J
; 129(1): 52-7, 1973.
Article
in English
| MEDLINE
| ID: mdl-4727795