Ohtsubo K, Watanabe H, Mouri H, Yamashita K, Yasumoto K, Yano S. Endoscopic Findings of Upper Gastrointestinal Lesions in Patients with Pancreatic Cancer. JOP [Internet]. 10Jul.2012 [cited 25Apr.2024];13(4):420-6. Available from: http://www.serena.unina.it/index.php/jop/article/view/749