Honglertsakul, C. .; Opanuraks, J. .; Kittikowit, W. .; Boonla, C. .; Wunsuwan, R. .; Tosukhowong, P. . Increased Urinary Excretions of Oxidative Stress Biomarkers and Sialic Acid Associated With Severity of Bladder Tumors. Thai J Surg 2007, 28, 133-137.