Radiographic, fluoroscopic, and endosonographic predictors of failed EUS-guided transgastric stent placement in patients with Roux-en-Y bypass anatomy - Benjamin M Moy; Hero Hussain; Jessica X Yu; Kevin D Platt; Jorge D Machicado; Richard S Kwon; Erik-Jan Wamsteker; George M Philips; Allison R Schulman (Endoscopy International Open)