Additional file 2 of LMA Gastro™ airway is feasible during upper gastrointestinal interventional endoscopic procedures in high risk patients: a single-center observational study SchmutzAxel LoefflerThomas SchmidtArthur GoebelUlrich 2020 Additional file 2. Esophageal stent through LMA Gastro™. Access to the videos also via the following link: https://drive.google.com/drive/folders/1mVOhwgJGT5y5l5WE-cTyQpitMEc7VS88?usp=sharing.