title: [Achalasia in infancy (author's transl)].
mesh_terms: D000293:Adolescent; D002648:Child; D004931:Esophageal Achalasia / Q000000981:diagnostic imaging*; D004947:Esophagus / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008297:Male; D011859:Radiography