External Validation of the Mayo Clinic Stage, Size, Grade and Necrosis (SSIGN) Score to Predict Cancer Specific Survival Using a European Series of Conventional Renal Cell Carcinoma
Journal of Urology | March 3, 2006 | Volume: 175 | Issue: 4 | Pages: 1235-1239
10.1016/s0022-5347(05)00684-1
| PMID 16515968