[Esophageal web].
D000328:Adult; D003680:Deglutition Disorders / Q000000981:diagnostic imaging*; D004947:Esophagus / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D008875:Middle Aged; D011004:Plummer-Vinson Syndrome / Q000000981:diagnostic imaging*; D011859:Radiography