title: Cervical esophageal webs--a roentgenanatomic correlation. Observations on the pharyngoesophagus.
mesh_terms: D000328:Adult; D000368:Aged; D001344:Autopsy; D003679:Deglutition; D004947:Esophagus / Q000002:abnormalities / Q000000981:diagnostic imaging* / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000000981:diagnostic imaging / Q000473:pathology / Q000503:physiopathology; D010614:Pharynx / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D014743:Videotape Recording