title: Achalasia: new insights in pathogenesis.
authors.forename: Ines
authors.initials: I
authors.lastname: Gockel
authors.forename: Juergen R E
authors.initials: JR
authors.lastname: Bohl
authors.forename: Theodor
authors.initials: T
authors.lastname: Junginger
mesh_terms: D001707:Biopsy, Needle; D015331:Cohort Studies; D013505:Digestive System Surgical Procedures / Q000379:methods; D004931:Esophageal Achalasia / Q000473:pathology* / Q000503:physiopathology / Q000601:surgery*; D004945:Esophagoscopy / Q000379:methods; D005260:Female; D006801:Humans; D007150:Immunohistochemistry; D008297:Male; D008365:Manometry; D009130:Muscle, Smooth / Q000502:physiology; D011379:Prognosis; D018570:Risk Assessment; D012720:Severity of Illness Index