title: ECG of the month.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000503:physiopathology*; D004562:Electrocardiography / Q000662:veterinary*; D005260:Female; D008414:Mastitis, Bovine / Q000150:complications; D013610:Tachycardia / Q000662:veterinary*