title: Endoscopic myotomy of Zenker's diverticulum: lessons from 3 decades of experience.
authors.affiliation: Gastrointestinal Endoscopy Unit, São Paulo University Medical School, São Paulo, Brazil.
authors.forename: Paulo
authors.initials: P
authors.lastname: Sakai
mesh_terms: D004945:Esophagoscopy; D006801:Humans; D009132:Muscles; D016672:Zenker Diverticulum