1. Interleukin-4 Promoter Polymorphisms: A Genetic Prognostic Factor for Survival in Metastatic Renal Cell Carcinoma
   Thomas Kleinrath et al, 2007, JCO CrossRef
2. Tumor-Infiltrating Foxp3−CD4+CD25+ T Cells Predict Poor Survival in Renal Cell Carcinoma
   Sameer A. Siddiqui et al, 2007 CrossRef