S70 Uncovered vs Fully Covered Self-Expandable Metal Stents for the Management of Distal Malignant Biliary Obstruction. (October 2021) - Ghazi, Rabih; Mahmoud, Tala; Martin, John A.; Law, Ryan; Levy, Michael J.; Abu Dayyeh, Barham K.; Storm, Andrew C.; Petersen, Bret T.; Chandrasekhara, Vinay