University Würzburg, University of Würzburg, University of Zurich, Dresden University of Technology, Leipzig University Medical Center, University of Würzburg, University of Würzburg, Ludwig Maximilian University of Munich (LMU), Johannes Gutenberg University Mainz, Leipzig University Medical Center, University of Duisburg-Essen - Department of Nuclear Medicine, Freie Universität, Berlin, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Johannes Gutenberg University Mainz, University of Leipzig - University Hospital Leipzig, University of Würzburg, University of Würzburg, University of Würzburg, Imperial College London, University of Würzburg, University of Würzburg, Philipps-University Marburg and University Würzburg

National University of Singapore (NUS) - Duke-NUS Medical School, Changi General Hospital, National University of Singapore (NUS) - Duke-NUS Medical School, Mayo Clinic College of Medicine and Science, Icahn School of Medicine at Mount Sinai, Ramón y Cajal University Hospital, Osakidetza Basque Health Service - Basurto University Hospital, Hospital Universitario de Castellón, University of Gothenburg, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Ludwig Maximilian University of Munich (LMU), University Medical Center Ho Chi Minh City, University of Queensland, Princess Alexandra Hospital, University of Bergen - Haukeland University Hospital, University of Bergen - Haukeland University Hospital, University Hospital of Endocrinology – Medical University, University of Ljubljana - University Medical Centre Ljubljana, University of Ljubljana - University Medical Centre Ljubljana, University of Ljubljana - University Medical Centre Ljubljana, University of Turin, Pontificia Universidad Catolica de Chile, Pontificia Universidad Catolica de Chile, National Hospital Organization (NHO) - Kyoto Medical Centre, Institute of Science Tokyo, Hudson Institute of Medical Research, Monash University, St. Marianna University School of Medicine, Ijinkai Takeda General Hospital, Université de Sherbrooke, University of Padova, National University of Singapore (NUS) - Duke-NUS Medical School, National University Health System (NUHS) and Changi General Hospital

Alma Mater Studiorum University of Bologna, Sapienza University of Rome, Alma Mater Studiorum University of Bologna, University of Bordeaux, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico - Endocrinology Unit, University of Milan, Evangelismos General Hospital of Athens, University of Turin, University of Würzburg, Hospital Universitario Central de Asturias, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, National and Kapodistrian University of Athens, G. Gennimatas General Hospital, University of Florence, University of Turin, University of Messina, Alma Mater Studiorum University of Bologna, University of Bordeaux, University of Milan, IRCCS Istituto Auxologico Italiano - Department of Endocrine and Metabolic Diseases, National and Kapodistrian University of Athens, University Hospital City of Science and Health, University Hospital Würzburg, Hospital Universitario Central de Asturias, LMU University Hospital, Evangelismos General Hospital of Athens, Alma Mater Studiorum University of Bologna, University of Bordeaux, University of Milan, University of Milan, Evangelismos General Hospital of Athens, University of Turin, University of Würzburg, Hospital Universitario Central de Asturias, Alma Mater Studiorum University of Bologna, University of Bordeaux, University of Milan, IRCCS Istituto Auxologico Italiano - Department of Endocrine and Metabolic Diseases, Regione Emilia-Romagna - Division of Pancreatic Surgery, IRCCS Azienda Ospedaliero-Universitaria di Bologna, University of Bordeaux, University of Bologna, Regione Emilia-Romagna - Division of Pancreatic Surgery, IRCCS Azienda Ospedaliero-Universitaria di Bologna, University of Bologna, Alma Mater Studiorum University of Bologna, Università di Bologna - Alma Mater Studiorum Università di Bologna, Alma Mater Studiorum University of Bologna, Department of Computer, Control and Management Engineering, Sapienza University of Rome and Alma Mater Studiorum University of Bologna

Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV, Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV and Ludwig Maximilian University of Munich (LMU) - Department of Medicine IV