Peroral endoscopic myotomy for sigmoid-type achalasia: the myotomy length and ways to facilitate the procedure.
Yuyong
Y
Tan
Deliang
D
Liu
Jirong
J
Huo
D020685:Colonoscopes; D004931:Esophageal Achalasia / Q000175:diagnosis / Q000503:physiopathology / Q000601:surgery*; D049630:Esophageal Sphincter, Lower / Q000473:pathology / Q000503:physiopathology / Q000601:surgery*; D004945:Esophagoscopy / Q000295:instrumentation / Q000379:methods; D006801:Humans; D016896:Treatment Outcome