Feussner, H Reducing treatment of Zenker's diverticulum to the essentials: the flexible endoscopic approach. [electronic resource] - Endoscopy Aug 1995 - 445 p. digital Publication Type: Comment; Editorial ISSN: 0013-726X Standard No.: 10.1055/s-2007-1005739 doi Subjects--Topical Terms: Electrocoagulation--instrumentationEndoscopesEsophagoscopesHumansZenker Diverticulum--surgery