Rahal A, Kumar A, Ahmad A H, Malik J K, Ahuja V
Department of Veterinary Pharmacology & Toxicology, College of Veterinary & Animal Sciences, G.B.P.U.A. & T., Pantnagar, India.
J Vet Pharmacol Ther. 2006 Aug;29(4):321-4. doi: 10.1111/j.1365-2885.2006.00751.x.