Endoscopic ultrasonography versus endoscopic retrograde cholangiography for common bile duct stones: erosion of the gold standard?
Pasricha
P J
PJ
D002760:Cholangiopancreatography, Endoscopic Retrograde; D018849:Controlled Clinical Trials as Topic; D042882:Gallstones / Q000000981:diagnostic imaging*; D006801:Humans; D011446:Prospective Studies; D018084:Ultrasonography, Interventional / Q000379:methods*