1 Clinic of Nuclear Medicine, Imaging Institute of Southern Switzerland, Ente Ospedaliero Cantonale, Via Gallino 12, CH-6500, Bellinzona, Switzerland. giorgio.treglia@eoc.ch.
2 Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland. giorgio.treglia@eoc.ch.
3 Faculty of Biomedical Sciences, Università della Svizzera Italiana, Lugano, Switzerland. giorgio.treglia@eoc.ch.
4 Department of Nuclear Medicine, Ente Ospedaliero Ospedali Galliera, Genoa, Italy.
5 Division of Nuclear Medicine and Molecular Imaging, Geneva University Hospitals and Geneva University and Center for Biomedical Imaging, Geneva, Switzerland.