[1] Fdn Policlin Univ A Gemelli, Unit Nucl Med, Rome, Italy
[2] Univ Cattolica Sacro Cuore, Univ Dept Radiol Sci & Hematol, Sect Nucl Med, Milan, Italy
[3] ENETS Ctr Excellence Diag & Cure Neuroendocrine Tu, Berlin, Germany
[4] Fdn Policlin Univ A Gemelli IRCCS, Med Oncol Unit, Rome, Italy
[5] Univ Cattolica Sacro Cuore, Med Oncol, Milan, Italy
[6] Fdn Policlin Univ A Gemelli IRCCS, Dept Woman & Child Hlth Sci & Publ Hlth, Unit Pathol, Rome, Italy
[7] Univ Cattolica Sacro Cuore, Dept Life Sci, Sect Pathol, Rome, Italy