TY - JOUR AU - El, Dib R; Touma, N J; Kapoor, A TI - Cryoablation vs radiofrequency ablation for the treatment of renal cell carcinoma: a meta-analysis of case series studies JO - BJU Int VL - 110 PY - 2012 DO - 10.1111/j.1464-410X.2011.10885.x SP - 510 EP - 516 ER -