Optimal imaging before local therapy of colorectal liver metastases - Authors' reply.

Competing Interests: JS received funding from the Dutch Cancer Society (grant number 11916) and is president-elect of the European Society of Gastrointestinal and Abdominal Radiology. The authors thank Geert Streekstra, Ruud H H Wellenberg, and Paul Groot for their support in data interpretation in the preparation of this manuscript.