title: The "U-wire" technique during ERCP for easy guide wire passage through occluded uncovered metal stents.
authors.affiliation: Department of Gastroenterology, Changhai Hospital, Second Military Medical University, Shanghai, China. drliuffeng@hotmail.com
authors.forename: F
authors.initials: F
authors.lastname: Liu
authors.forename: J Y
authors.initials: JY
authors.lastname: Zhu
authors.forename: Z S
authors.initials: ZS
authors.lastname: Li
mesh_terms: D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000379:methods*; D006801:Humans; D011475:Prosthesis Failure; D015607:Stents / Q000009:adverse effects*