Al-Attar, A.M. 2004. The Influence of Dietary Grapeseed Oil on DMBA-Induced Liver Enzymes Disturbance in the Frog, Rana ridibunda. Pakistan Journal of Nutrition. 3, 5 (Aug. 2004), 304–309. DOI:https://doi.org/10.3923/pjn.2004.304.309.