title: Botulinum toxin injection in achalasia before myotomy.
authors.forename: M S
authors.initials: MS
authors.lastname: Bhutani
mesh_terms: D001905:Botulinum Toxins / Q000008:administration & dosage*; D004931:Esophageal Achalasia / Q000188:drug therapy* / Q000601:surgery*; D006801:Humans; D007267:Injections / Q000379:methods
chemical_list: D001905:Botulinum Toxins