doi: 10.1148/ radiol.2015150080 31. Beham B, Fazio PD, Michl P, Neureiter D, Kemmerling R, Hahn EG, et al. Additive antitumour response to the rabbit VX2 hepatoma by combined radiofrequency ablation and toll like receptor 9 stimulation. Gut(2016) 65(1):134 –43.