TY - GEN AU - Sawant,A A AU - Sordillo,L M AU - Jayarao,B M TI - A survey on antibiotic usage in dairy herds in Pennsylvania SN - 1525-3198 PY - 2006///0224 KW - Animals KW - Anti-Bacterial Agents KW - administration & dosage KW - Cattle KW - Cattle Diseases KW - drug therapy KW - Cephalosporins KW - Dairying KW - methods KW - Drug Residues KW - analysis KW - Drug Resistance, Bacterial KW - Endometritis KW - Enteritis KW - Female KW - Foot Diseases KW - Mastitis, Bovine KW - Milk KW - chemistry KW - Pennsylvania KW - Pneumonia KW - Surveys and Questionnaires KW - Tetracyclines KW - beta-Lactams N1 - Publication Type: Journal Article UR - https://doi.org/10.3168/jds.S0022-0302(05)72979-9 ER -