A univariate analysis comparing fully covered SEMS and straight silicone stents did not reach statistical significance (OR 0.17 (95% CI) 0.03–1.00) [ 33 ].
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A univariate analysis comparing fully covered SEMS and straight silicone stents did not reach statistical significance (OR 0.17 (95% CI) 0.03–1.00) [ 33 ].