%0 Journal Article %T Characteristic Findings of Primary Sclerosing Cholangitis on Endoscopic Retrograde Cholangiography: Which is the Most Common Finding? %A Amir Houshang Mohammad Alizadeh %A Anahita Shahnazi %A Aida Rasoulzadeh %A Esmaeel Shams %J Clinical Medicine Insights: Gastroenterology %D 2011 %I %U http://la-press.com/characteristic-findings-of-primary-sclerosing-cholangitis-on-endoscopi-a2962