...and radiofrequency ablation applied to Bavi?:
Radiology. 2013 May;267(2):405-13. doi: 10.1148/radiol.13120249. Epub 2013 Feb 25 Radiofrequency ablation and immunostimulant OK-432: combination therapy enhances systemic antitumor immunity for treatment of VX2 lung tumors in rabbits.Hamamoto S, Okuma T, Yamamoto A, Kageyama K, Takeshita T, Sakai Y, Nishida N, Matsuoka T, Miki Y.
"Survival was significantly prolonged in the combination therapy group..."
"CONCLUSION: Combining RFA with local injection of immunostimulant OK-432 may lead to indirectly activation of systemic antitumor immunity."