title: Beating the blocked balloon.
mesh_terms: D000328:Adult; D004868:Equipment Failure; D004932:Esophageal and Gastric Varices / Q000628:therapy*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000628:therapy*; D006488:Hemostasis, Surgical / Q000295:instrumentation*; D006801:Humans