%0 Journal Article %T Content Vol.34 (2); 2011 %A Macedonian Veterinary Review %J Macedonian Veterinary Review %D 2011 %I Ss.Cyril and Methodius University, Skopje %K Macedonian Veterinary Review %K Content %U http://www.macvetrev.mk/2011-2/Content%20Vol%2034.%20No%202.%202011.pdf