title: Pneumatic dilatation of achalasia cardia in under five years of age.
mesh_terms: D002299:Cardia; D002675:Child, Preschool; D004106:Dilatation / Q000379:methods; D004931:Esophageal Achalasia / Q000628:therapy*; D005260:Female; D006801:Humans; D007223:Infant