TY - JOUR AU - Nakamura, T; Oe, N; Matsumori, T TI - A hypervascular mass at the papilla of Vater JO - Gastroenterology IS - 06 VL - 156 PY - 2019 DO - 10.1053/j.gastro.2018.11.078 L3 - PubMed-ID: 30296433 SP - e7 EP - e9 ER -