Tsuchiya, Shin Clinical utility of intraductal US to decrease early recurrence rate of common bile duct stones after endoscopic papillotomy. [electronic resource] - Journal of gastroenterology and hepatology Oct 2008 - 1590-5 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 1440-1746 Standard No.: 10.1111/j.1440-1746.2008.05458.x doi Subjects--Topical Terms: AgedCase-Control StudiesCholangiopancreatography, Endoscopic RetrogradeCholedocholithiasis--diagnostic imagingEndosonographyFemaleGallstones--diagnostic imagingHumansLogistic ModelsMagnetic Resonance ImagingMaleMiddle AgedOdds RatioProspective StudiesRisk AssessmentRisk FactorsSecondary PreventionSphincterotomy, EndoscopicTime FactorsTreatment Outcome