TY - JOUR AU - Metz, D C; Jensen, R T TI - Gastrointestinal neuroendocrine tumors: pancreatic endocrine tumors JO - Gastroenterology VL - 135 PY - 2008 DO - 10.1053/j.gastro.2008.05.047 L3 - PubMed-ID: 18703061 SP - 1469 EP - 1492 ER -