U. Waiwijit, C. Boonla, W. Kitikowit, S. Ratchanon, S. Borwornpadungkitti, and P. Tosukhowong, “Expression of 8-hydroxydeoxyguanosine in Nephrolithiatic Renal Tissues and Toxicity of Calcium Oxalate Monohydrate to Human Kidney Cell Line”, Insight Urol, vol. 31, no. 2, pp. 137–146, Dec. 2010.