ENETS Consensus Guidelines for the Standards of Care in Neuroendocrine Tumors: follow-up and documentation.

a Department of Internal Medicine, Philipps University Marburg, Marburg , Germany; b Department of Gastroenterology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences, Beijing , China; c Hopital Sirio Libanes, Centro de Oncologia, São Paulo , Brazil; d Department of Medicine and Surgery, General Surgery Section, University of Verona, Verona , Italy; e Department of Endocrinology and Metabolism, Hadassah University Hospital, Jerusalem , Israel; f Department of Endocrinology, St. Bartholomew’s Hospital, London , UK; g 2nd Internal Medical Department, University Hospital Martin, Martin , Slovakia; h Slaska Akademia Medyczna, Klinika Endokrynologii, Zabrze , Poland; i Institut Català d’Oncologia, Barcelona , Spain; j Department of Hepatology and Gastroenterology, Campus Virchow-Klinikum, Charité-Universitätsmedizin Berlin, Berlin , Germany