1 Institute of Nuclear Medicine, University College London Hospital, 5Th Floor, 235 Euston Road, London, NW1 2BU, UK.
2 Royal Free London NHS Foundation Trust, London, UK.
3 Royal Liverpool University Hospital, Liverpool, UK.
4 Faculty of Medicine and Surgery, Vita-Salute San Raffaele University, Milan, Italy.
5 Department of Nuclear Medicine, IRCCS San Raffaele, Milan, Italy.
6 Nuclear Medicine and Diagnostic Imaging Section, Department of Nuclear Sciences and Applications at the International Atomic Energy Agency (IAEA), Vienna, Austria.
7 Department of Nuclear Medicine, University of Duisburg-Essen and German Cancer Consortium (DKTK)-University Hospital Essen, Essen, Germany.
8 National Center for Tumor Diseases (NCT), NCT West, Heidelberg, Germany.
9 Institute of Nuclear Medicine, University College London Hospital, 5Th Floor, 235 Euston Road, London, NW1 2BU, UK. jamshed.bomanji@nhs.net.