Mustafa ARICAN, Kamil ÜNEY, Kurtuluş PARLAK, Elgin Orçum UZUNLU, Gonca SÖNMEZ. Proteases and Collagenase Enzymes Activity After Autologous Platelet- Rich Plasma, Bio-Physically Activated PRP and Stem Cells for the Treatment of Osteoarthritis in Dogs. Kafkas Univ Vet Fak Derg,  28 (4):  437-445,  2022. DOI: 10.9775/kvfd.2022.27357