1. Division of Nuclear Medicine, Imaging Institute of Southern Switzerland, Ente Ospedaliero Cantonale, 6500 Bellinzona, Switzerland
2. Faculty of Biomedical Sciences, Università della Svizzera Italiana, 6900 Lugano, Switzerland
3. Faculty of Biology and Medicine, University of Lausanne, 1011 Lausanne, Switzerland
4. Division of Nuclear Medicine, ASST Spedali Civili Brescia, 25123 Brescia, Italy
5. Nuclear Medicine Department, University of Brescia, 25121 Brescia, Italy
6. Division of Nuclear Medicine, Candiolo Cancer Institute, FPO-IRCCS, 10060 Turin, Italy
7. Service of Nephrology, Ospedale Regionale di Lugano, Ente Ospedaliero Cantonale, 6900 Lugano, Switzerland
8. Medical Imaging Center, Department of Nuclear Medicine & Molecular Imaging, University of Groningen, University Medical Center Groningen, 9700-RB Groningen, The Netherlands
9. Department of Nuclear Medicine, Cliniques Universitaires Saint-Luc and Institute of Clinical and Experimental Research (IREC), Université Catholique de Louvain, 1200 Brussels, Belgium