8Vardi N,Parlakpinar H, Cein A, et al. Protective effect of beta-carotene on methotrexate-induced oxidative liver damage [ J ]. Toxicol Pathol, 2010,38 ( 5 ) : 592.
9Boak L, Chin-Dusting J P. Hypercholesterolemia and endothelium dysfunction: role of dietary supplementation as vascular protective agents[ J]. Curr Vasc Pharmacol, 2004,2(1) :45.
