[Cardiospasm or achalasia or idiopathic megaesophagus].
D002648:Child; D004931:Esophageal Achalasia; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases
CARDIOSPASM/in infancy and childhood; INFANT, NEWBORN/diseases