[1] Quantitative Imaging Group, Delft University of Technology, Lorentzweg 1, 2628 CJ Delft, Netherlands
[2] MIMIT AD Group, Philips Medical Systems Nederland B.V., P.O. Box 10000, 5680 DA Best, Netherlands
[3] Department of Radiology, Academic Medical Centre Amsterdam, P.O. Box 22700, 1100 DE Amsterdam, Netherlands