TY - JOUR AU - Zatelli, M C TI - Chromogranin A as a marker of neuroendocrine neoplasia: an Italian Multicenter Study JO - Endocr Relat Cancer VL - 14 PY - 2007 DO - 10.1677/ERC-07-0001 L3 - PubMed-ID: 17639060 SP - 473 EP - 482 N1 - et al. ER -