Affiliation: | (1) Department of Radiology, University Medical Centre Utrecht, P.O. Box 85500, 3508 GA Utrecht, The Netherlands;(2) Department of Radiology, University Medical Centre Nijmegen, P.O. Box 9101, 6500 HB Nijmegen, The Netherlands;(3) Department of Radiology, Sint Elisabeth Hospital, P.O. Box 90151, 5000 LC Tilburg, The Netherlands |