Study of Magnetic Resonance Cholangiopancreatography Comparing with Endoscopic Retrograde Cholangiopancreatography in the Diagnosis of Bile Duct and Pancreatic Duct Diseases

• 核磁共振胰胆管造影与内镜下逆行胰胆管造影在胰胆疾病诊断方面的对比研究