Erratum to: Abdom Radiol (2016) 41:2–9 DOI: 10.1007/s00261-015-0594-6

The original version of this article unfortunately contained a mistake. Ying-Shi Sun was not listed as one of the corresponding authors in the PDF version of this article. Lei Tang and Ying-Shi Sun are both corresponding authors for this article. Ying-Shi Sun is now included as a corresponding author with this erratum.