The cricoid cartilage: observations on some roentgen variants.
D000328:Adult; D003413:Cricoid Cartilage / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D004947:Esophagus; D005260:Female; D005547:Foreign Bodies / Q000000981:diagnostic imaging; D006801:Humans; D007817:Laryngeal Cartilages / Q000000981:diagnostic imaging*; D010614:Pharynx; D014057:Tomography, X-Ray Computed; D014132:Trachea