Ulys, A. et al. 2016. Repeated percutaneous cryoablation and radiofrequency ablation for renal tumors in a solitary kidney: report of two cases. Lietuvos chirurgija. 15, 2-3 (Sep. 2016), 96–103. DOI:https://doi.org/10.15388/LietChirur.2016.2-3.10086.