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- [2] COST OF EXTENDED OPEN PERIOD IN DAIRY-CATTLE [J]. CANADIAN VETERINARY JOURNAL-REVUE VETERINAIRE CANADIENNE, 1982, 23 (07): : 229 - 230
- [3] LIVESTOCK IMPROVEMENT AND DISEASE IN DAIRY-CATTLE [J]. BRITISH VETERINARY JOURNAL, 1981, 137 (02): : 209 - 216
- [4] CYSTIC OVARIAN DISEASE IN DAIRY-CATTLE [J]. NORDISK VETERINAER MEDICIN, 1973, 25 (03) : 160 - 162
- [5] DISEASE, PRODUCTION AND CULLING IN ONTARIO DAIRY-CATTLE [J]. CANADIAN VETERINARY JOURNAL-REVUE VETERINAIRE CANADIENNE, 1984, 25 (02): : 106 - 110
- [6] A STUDY OF FOOT DISEASE OF DAIRY-CATTLE IN QUEBEC [J]. CANADIAN VETERINARY JOURNAL-REVUE VETERINAIRE CANADIENNE, 1985, 26 (09): : 278 - 281
- [7] ABOMASAL ULCER DISEASE IN ADULT DAIRY-CATTLE [J]. CORNELL VETERINARIAN, 1983, 73 (03): : 213 - 224