Is a 2-week steroid trial after initial negative investigation for malignancy useful in differentiating autoimmune pancreatitis from pancreatic cancer? A prospective outcome study 論文 S-H Moon・MH Kim・D H Park・Chang Yun Hwang・Seung‐Jung Park・S S Lee・Dong‐Wan Seo・S K Lee ·2008-06-26 ·『Gut』 57(12) pp. 1704-1712 doi:10.1136/gut.2008.150979