Fat accumulation in the liver is associated with defects in insulin suppression of glucose production and serum free fatty acids independent of obesity in normal men. - Seppala-Lindroos,A.; Vehkavaara,S.; Hakkinen,A.M.; Goto,T.; Westerbacka,J.; Sovijarvi,A.; Halavaara,J.; Yki-Jarvinen,H. (J Clin Endocrinol Metab, 2002)