Marino G, Zanghì A, Catone G, Bontempo R A, Nicòtina P A
Department of Surgery, Physiopathology and Clinic of Reproduction of Domestic Animals, Faculty of Veterinary Medicine, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy.
Vet Res Commun. 2003 Sep;27 Suppl 1:611-4. doi: 10.1023/b:verc.0000014229.54273.12.