title: Impact and evolution of minimally invasive techniques in the treatment of achalasia.
authors.forename: C A
authors.initials: CA
authors.lastname: Pellegrini
mesh_terms: D002986:Clinical Trials as Topic; D004931:Esophageal Achalasia / Q000601:surgery*; D006801:Humans; D019060:Minimally Invasive Surgical Procedures / Q000379:methods