Constable, P D ECG of the month. Sinus tachycardia and atrial premature complexes. [electronic resource] - Journal of the American Veterinary Medical Association Jul 1988 - 56-8 p. digital Publication Type: Case Reports; Journal Article ISSN: 0003-1488 Subjects--Topical Terms: AnimalsCattleCattle Diseases--physiopathologyElectrocardiography--veterinaryFemaleTachycardia, Sinus--physiopathologyTachycardia, Supraventricular--veterinary