1. Institute of Inorganic and Analytical Chemistry, University of Münster, Münster, Germany
2. Department of Circulation and Medical Imaging, Norwegian University of Science and Technology, Trondheim, Norway
3. European Virtual Institute for Speciation Analysis (EVISA), Münster, Germany
4. Clinic of Surgery, St. Olavs Hospital, Trondheim University Hospital, Trondheim, Norway