Stintzing, S., Grothe, A., Hendrich, S., Hoffmann, R.-T., Heinemann, V., Rentsch, M., … Trumm, C. G. (2013). Percutaneous radiofrequency ablation (RFA) or robotic radiosurgery (RRS) for salvage treatment of colorectal liver metastases. Acta Oncologica, 52(5), 971–977. https://doi.org/10.3109/0284186X.2013.766362