Schreiter, Nils F. 2014. “Searching for Primaries in Patients With NET of Unknown Primary and Clinically Suspected NET: Evaluation of Ga-68 DOTATOC PET CT and In-111 DTPA Octreotide SPECT CT”. Radiology and Oncology 48 (4). https://www.radioloncol.com/index.php/ro/article/view/2047.