title: Sonographic evaluation of esophageal achalasia.
authors.affiliation: Institute for Digestive Research, Digestive Disease Center, Soonchunhyang University Hospital, Seoul, Korea.
authors.forename: Tae Hee
authors.initials: TH
authors.lastname: Lee
authors.affiliation: Institute for Digestive Research, Digestive Disease Center, Soonchunhyang University Hospital, Seoul, Korea.
authors.forename: Joo Young
authors.initials: JY
authors.lastname: Cho
mesh_terms: D000328:Adult; D019160:Endosonography; D004931:Esophageal Achalasia / Q000000981:diagnostic imaging*; D004947:Esophagus / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D011237:Predictive Value of Tests