Affiliation: | (1) Department of Radiology, University Hospitals, Herestraat 49, B-3000 Leuven, Belgium, BE;(2) Department of Neurosurgery, Imelda Hospital, B-2820 Bonheiden, Belgium, BE;(3) Department of Radiology, Imelda Hospital, B-2820 Bonheiden, Belgium, BE |