%0 Journal Article %T Nested Variant of Urothelial Carcinoma: 2 Case Reports %A Pehlivan, F.S. %A Sarı, A. %A Ermete, M. %A Şahin, O. %A Şengül, F. %J Journal of Clinical Practice and Research %D 2007 %V 29 %P 326-331 %R