%0 Journal Article %T Elevated Serum Gamma-Glutamyltransferase Is a Strong Marker of Insulin Resistance in Obese Children %A Seon Yeong Lee %A Eunju Sung %A Yoosoo Chang %J International Journal of Endocrinology %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/578693 %U http://dx.doi.org/10.1155/2013/578693