Chiu, Philip Wai Yan Peroral endoscopic myotomy for treatment of achalasia: from bench to bedside (with video). [electronic resource] - Gastrointestinal endoscopy Jan 2013 - 29-38 p. digital Publication Type: Journal Article ISSN: 1097-6779 Standard No.: 10.1016/j.gie.2012.08.018 doi Subjects--Topical Terms: AdultAgedAnimalsEsophageal Achalasia--surgeryEsophagogastric Junction--surgeryFemaleHumansMaleManometryMiddle AgedMuscles--surgeryNatural Orifice Endoscopic SurgeryProspective StudiesSwineTreatment Outcome