10Kaw M, Brodmerkel GJ Jr. ERGP, biliary crystal analysis, andsphincter of Oddi manometry in idiopathic pancreatitis[ J]. Gastrointest Endosc,2002,55(2) : 157-162.
2Petrov MS, Van Santvoort HC, Besselink MG, et al. Early endoscopic retrograde cholangiopancreatography versus conservative mangement in acute biliary pancreatitis without cholangitis : a meta - analysis of ran- dom - ized trials [ J ]. Ann Surg, 2008,247 ( 2 ) : 250.