1Medical Oncology Department. Vall, Hebron University Hospital, Vall Hebron Institute of Oncology (VHIO), Barcelona, Spain
2Department of Nuclear Medicine, Hospital Clínico Universitario de Santiago, Santiago de Compostela, Spain
3Molecular Imaging Research Group, Nuclear Medicine Department, University Clinical Hospital of Santiago de Compostela, Santiago de Compostela, Spain
4Medical Oncology Department, Edouard Herriot Hospital, Lyon, France
5Medical Oncology Department, Hospital Universitario Ramón y Cajal, Madrid, Spain
6Medical Oncology Department, Hospital Universitario 12 de Octubre, Madrid, Spain
7Center of Experimental Oncology. Gastrointestinal and Neuroendrocrine Tumors Research Group, Hospital 12 de Octubre Research Institute (Imas12), Madrid, Spain
8Facultad de Medicina, Departamento de Medicina, Universidad Complutense de Madrid (UCM), Madrid, Spain
9Nuclear Medicine Department, Hospital Universitario Central de Asturias, Oviedo, Spain
10Medical Oncology Department, Hospital Universitario Central de Asturias, ISPA, Oviedo, Spain
11Medical Oncology Department, University Hospital Virgen del Rocío, Instituto de Biomedicina de Sevilla (IBIS), Seville, Spain
12Service de Médecine Nucléaire, CHU de Nantes, Nantes Université, Nantes, France
13Department of Endocrine Oncology and Nuclear Medicine, Gustave Roussy Cancer Campus Grand Paris, Villejuif, France
14Department of Digestive Oncology, University Hospital Dijon, University of Burgundy and Franche Comté, Dijon, France
15Endocrinology and Nutrition Department, Endocrinology, Nutrition and Diet Therapy, Research Unit, University and Polytechnic Hospital La Fe, Valencia, Spain
16Departamento de Medicina, Universidad de Valencia, Valencia, Spain
17Medical Oncology Department, Institut Català d’Oncologia, L’Hospitalet de Llobregat, Barcelona, Spain
18Service de Médecine Nucléaire, Hôpital Claude Huriez, CHU Lille, Lille, France
19Department of Endocrinology, University of Bordeaux, Bordeaux, France
20Department of Nuclear Medicine, Institut du Cancer de Montpellier, Université de Montpellier, Montpellier, Cedex 5 France
21Department of Nuclear Medicine, Aix-Marseille University, La Timone University Hospital, Marseille, France
22Nuclear Medicine Unit, Department of Biomedical and Dental Sciences and of Morpho‑Functional Imaging, University of Messina, Messina, Italy
23Therapeutic Nuclear Medicine, IRCCS Istituto Romagnolo Per Lo Studio Dei Tumori (IRST) ‘’Dino Amadori’’, Meldola, Italy
24Medical Oncology, University and Hospital Trust of Verona, Verona, Italy
25Servizio Di Medicina Nucleare, Azienda USL-IRCCS Di Reggio Emilia, Reggio Emilia, Italy
26Department of Medical‑Surgical Sciences and Translational Medicine, Sapienza University of Rome, Digestive Disease Unit, ENETS Center of Excellence, Sant’Andrea University Hospital, Rome, Italy
27Medical Oncology Department, Hospital General Universitario Gregorio Marañón, Instituto de Investigación Sanitaria Gregorio Marañón (IiSGM), Madrid, Spain
28Service d’Oncologie Médicale CHU Liège, Liège, Belgium
29Department of Pulmonology, Cliniques Universitaires Saint-Luc, Université Catholique de Louvain, Brussels, 1200 Belgium
30Institut de Recherche Expérimentale Et Clinique (IREC), Université Catholique de Louvain, Brussels, 1200 Belgium
31Statistics Unit, Vall d’Hebron Institute of Oncology (VHIO), Barcelona, Spain
32Department of Oncology and Netwerk, University Hospital Antwerp, Edegem, Belgium
33Center for Oncological Research, Integrated Personalized &Precision Oncology Network (IPPON), University of Antwerp, Wilrijk, Belgium
34Division of Gastrointestinal Medical Oncology and Neuroendocrine Tumors, European Institute of Oncology, IEO, IRCCS, Milan, Italy