Zenkerʼs diverticulum peroral endoscopic myotomy using a scissors-type knife - Bahsi, Seyma; Rustemova, Nigar; Vosoughi, Kia; Ichkhanian, Yervant; Kerdsirichairat, Tossapol; Yang, Juliana; Khashab, Mouen A. (Endoscopy, 2019)