title: A case of multiple esophageal webs and rings.
mesh_terms: D000293:Adolescent; D003680:Deglutition Disorders / Q000209:etiology; D004940:Esophageal Stenosis / Q000150:complications / Q000151:congenital* / Q000175:diagnosis; D004945:Esophagoscopy; D006801:Humans; D008297:Male