Erratum to: Pediatr Radiol (2012) 42:1047–1055

DOI 10.1007/s00247-012-2392-4

The original version of the article, unfortunately, contained the incorrect affiliation for Karen Rosendahl.

The correct affiliations are:

1. Institute of Surgical Sciences, University of Bergen, 5021 Bergen, Norway

2. Department of Radiology, Haukeland University Hospital, Jonas Liesvei 65, 5021 Bergen, Norway