Efficacy and Safety of Multihole Partially Covered Self-Expandable Metal Stents for Distal Malignant Biliary Obstruction: A Single-Center Retrospective Study.

According to the univariate analysis, both the use of MHSEMS and the omission of cholecystography prior to stent placement were associated with a trend toward a lower incidence of cholecystitis; however, these differences did not reach statistical significance ( p = 0.096 and p = 0.099, respectively).

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