[Current status of surgery of achalasia of the cardia].
D001450:Ballistocardiography; D014355:Chagas Disease / Q000150:complications; D004931:Esophageal Achalasia / Q000209:etiology / Q000601:surgery*; D006801:Humans; D008722:Methods
Estado actual de la cirugia de la acalasia del cardias.