Conio, Massimo Self-expandable plastic stents in pharyngoesophageal strictures: a word of caution. [electronic resource] - Gastrointestinal endoscopy Mar 2011 - 642 p. digital Publication Type: Comment; Letter ISSN: 1097-6779 Standard No.: 10.1016/j.gie.2010.06.039 doi Subjects--Topical Terms: Constriction, Pathologic--therapyEquipment SafetyEsophageal Stenosis--therapyHumansPharyngeal Diseases--therapyStents