1 Department of Radiology and Nuclear Medicine, Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands.
2 Department of Radiology and Nuclear Medicine, Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands; Department of Radiology, Section of Nuclear Medicine & Interventional Molecular Imaging Laboratory, Leiden University Medical Centre, Leiden, The Netherlands. Electronic address: R.A.Valdes_Olmos@lumc.nl.