GURBUZ E, BALEVI T, COSKUN B, CITIL OB. Effect of Adding Linseed and Selenium to Diets of Layer Hen’s on Performance, Egg Fatty Acid Composition and Selenium Content. Kafkas Univ Vet Fak Derg, 18 (3): 487-496, 2012. DOI: 10.9775/kvfd.2011.5816