Ciaramella P, Cortese L, Corona M, Ambrosio R, Di Loria A, Persechino A
Department of Veterinary Clinical Science--Section of Internal Medicine--University of Naples Federico II, via Delpino, 1--80137 Naples, Italy.
Vet Res Commun. 2004 Aug;28 Suppl 1:327-30. doi: 10.1023/b:verc.0000045438.09357.13.