Poglayen G, Giannetto S, Scala A, Garippa G, Capelli G, Scaravelli D, Brianti E, Reeve N J
Department of Veterinary Public Health, Polo Universitario Annunziata, University of Messina, Italy.
Vet Rec. 2003 Jan 4;152(1):22-4. doi: 10.1136/vr.152.1.22.