title: Rigiflex pneumatic dilation of achalasia without fluoroscopy: a novel office procedure.
authors.forename: Shahab
authors.initials: S
authors.lastname: Abid
authors.forename: Greger
authors.initials: G
authors.lastname: Lindberg
mesh_terms: D002404:Catheterization / Q000009:adverse effects* / Q000295:instrumentation / Q000379:methods*; D004931:Esophageal Achalasia / Q000628:therapy*; D004939:Esophageal Perforation / Q000209:etiology*; D004945:Esophagoscopy; D006801:Humans