preferred_name: Ampulla of Vater Somatostatin-Producing Neuroendocrine Tumor
preferred_name_lc: ampulla of vater somatostatin-producing neuroendocrine tumor
label: Somatostatin Producing Neuroendocrine Tumor of the Ampullary Region
label_lc: somatostatin producing neuroendocrine tumor of the ampullary region